Solve for x:
3 - 2x = -7
A. 2
B. -5
C. 5
D. -2

Answers

Answer 1
answer is a. 2
3 - 2x= -7
- 2x = -4
x = 2

Related Questions

What is the x coordinate of the solution?
What is the y coordinate of the solution?

Answers

Answer:

the x coordinate is 1

the y coordinate is 1

Step-by-step explanation:

Answer:

1,1

Step-by-step explanation:

15 of 20 answer
You and your friend fill 20 bags with leaves. The ratio of bags you filled to bags your friend filled is 2 to 3. Use the tape diagram to find how many bags
you filled
You
Your friend
You filled
bags

Answers

Answer:

8 bags

Step-by-step explanation:

You divided them by 20 which gives you 4. So you take the 3 and multiply by 4 which is 12 bags. And then you do the same for your bags which makes you do 2 times 4 which gives you 8. You take 20 - 12 and that leaves you with 8.

1. A population of ants starts at 48 and triples every hour.

Write an equation to represent the situation

How many ants will there be in 4 hours?
I

Answers

Answer:3888

Step-by-step explanation:

144= 1 hours

432=2 hours

1296=3 hours

3888=4 hours

Can someone plzzz helppp meeee( don’t say click this link)

Answers

Answer:

22

Step-by-step explanation:

You can also use the radius of the circle and the arc length to find the central angle. Call the measure of the central angle θ. Then: θ = s ÷ r, where s is the arc length and r is the radius.

So...

0=31 divided by 22

0

22 remainder

0=22

22 is the arc's central angle.

:D

Help plssss I’m really bad at math and I have no clue what I’m doing <3333 also remember you can choose more than 1

Answers

Answer:11111

Step-by-step explanation:

1

please help due pretty soon​

Answers

Answer:

C. y - 1 = 5( x - 8)

Step-by-step explanation:

Since line is passing through (8, 1) and has a slope 5.

So, the equation of line in point slope form is given as:

y - 1 = 5( x - 8)

Answer: C

Step-by-step explanation:

What is the range of y = –3sin(x) – 2?

Answers

Answer:

thase is the answer and good luck

You and your friends are at the local ice cream shop. You get a cone that has a diameter of 12 cm and a height of 12 cm that is full of ice cream, and has a sphere of ice cream on top with the same diameter. What is the total volume of your ice cream cone? Show your work in terms of π.

Answers

Answer:

the answer is 24 centimeters

The guy up top is right this is correct did t oh get it right

Solve the expression below.
33 + 13
2² x 5
A 1
B 2
C 10
D 18

please help

Answers

solve the top and bottom expressions first
3^3 + 13 =40
2^2 x 5 = 20
40 divide by 20 is 2

What is greater 7 3/4 or 7 1/2

Answers

Answer:

7 3/4

Step-by-step explanation:

Answer:

7 3/4 is greater

Step-by-step explanation:

it might help to find a common denominator

7 3/4= 7 9/12

7 1/2= 7 6/12

hope this helps (u can also use decimals)

What if the driver of the Ferrari 550 was cruising along and suddenly hit the brakes to stop because she saw a cat on the road? She skidded to a stop, and fortunately, missed the cat. When she got out of the car she measured the skid marks left by the car so that she knew that her braking distance was 31 ft. How fast was she going when she hit the brakes?

Answers

Answer and work Answer and work Answer and work Answer and work Answer and work

With the trend on this scatter plot, how old would someone be who spends 50 minutes on homework per day?
A. 18 years old
B. 12 years old
C. 8 years old
D. 14 years old

Answers

I believe from looking at the scatter plot that the answer would be D. 14 years old
If you are spend in t 50 minutes on homework your most likely 14 because of stats so your answer choice would be D.

Step by step answer please

Answers

Answer:

Not a right triangle

Step-by-step explanation:

Find AC by doing 22-13=9

Use Pythagorean Theorem to determine if it is a right triangle.

8 squared plus 5 squared=89

Square rt= 9.43

And 9.43 is not equal to 9.

2. Mr. Hoffman has a circular chicken coup with a radius of 2.5 feet. He wants to put a chain link fence around the coup to protect the chickens. Which measurement is closest to the length of fence he will need?

Answers

Answer: 15.7ft

Step-by-step explanation:

Answer:

15.7 ft

Step-by-step explanation:

took the test

how do I write the equation of the parabola in intercept form​

Answers

Answer:

The equation of the parabola in intercept form is [tex]y = -\frac{3}{4}\cdot x\cdot (x-4)[/tex].

Step-by-step explanation:

The equation of the parabola in intercept form is defined by following formula:

[tex]y = a\cdot (x-r_{1})\cdot (x-r_{2})[/tex] (1)

Where:

[tex]x[/tex] - Independent variable.

[tex]y[/tex] - Dependent variable.

[tex]a[/tex] - Vertex constant.

[tex]r_{1}, r_{2}[/tex] - Intercepts of the parabola.

According to the graph, we find that intercepts are 0 and 4, respectively, and a point in the parabola is [tex](x,y) = (3, 2.25)[/tex]. If we know that [tex]r_{1} = 0[/tex], [tex]r_{2} = 4[/tex] and [tex](x,y) = (3, 2.25)[/tex], then the vertex constant is:

[tex]a = \frac{y}{(x-r_{1})\cdot (x-r_{2})}[/tex]

[tex]a = -\frac{3}{4}[/tex]

The equation of the parabola in intercept form is [tex]y = -\frac{3}{4}\cdot x\cdot (x-4)[/tex].

multiply:- 4a^2 - 6a + 5 by 3a + 2.
Ans it fast plz.​
i will mark u as brainliest.

Answers

Answer:

4a^2 + 9a + 10

Step-by-step explanation:

First we distribute

-4a^2 + (−6a) + (5)(3a) + (5)(2)

-4a^2 - 6a + 15a + 10

Then we combine like terms

4a^2 has no like terms, so it cannot be added onto anything else.

We add -6a to 15a

15a - 6a = 9a

4a^2 + 9a + 10

Answer:

Simplifying

(6a + -8)(4a2) = 0

Reorder the terms:

(-8 + 6a)(4a2) = 0

Remove parenthesis around (4a2)

(-8 + 6a) * 4a2 = 0

Reorder the terms for easier multiplication:

4a2(-8 + 6a) = 0

(-8 * 4a2 + 6a * 4a2) = 0

(-32a2 + 24a3) = 0

Solving

-32a2 + 24a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '8a2'.

8a2(-4 + 3a) = 0

Ignore the factor 8.

Subproblem 1

Set the factor 'a2' equal to zero and attempt to solve:

Simplifying

a2 = 0

Solving

a2 = 0

Move all terms containing a to the left, all other terms to the right.

Simplifying

a2 = 0

Take the square root of each side:

a = {0}

Subproblem 2

Set the factor '(-4 + 3a)' equal to zero and attempt to solve:

Simplifying

-4 + 3a = 0

Solving

-4 + 3a = 0

Move all terms containing a to the left, all other terms to the right.

Add '4' to each side of the equation.

-4 + 4 + 3a = 0 + 4

Combine like terms: -4 + 4 = 0

0 + 3a = 0 + 4

3a = 0 + 4

Combine like terms: 0 + 4 = 4

3a = 4

Divide each side by '3'.

a = 1.333333333

Simplifying

a = 1.333333333

Solution

a = {0, 1.333333333}

Step-by-step explanation:

I NEED HELP ON THIS SO I CAN PASS MY MIDTERM T-T

Answers

It’s the third one I hope you do goodddd

Find the value of x in the diagram below. ​

Answers

Answer:

Step-by-step explanation:

I need the diagram

Solve each equation: -5(7-8x)-7x=-(3x+1)

Answers

Answer:

Step-by-step explanation:

Jack has $37 and saves $6.50 per week. Diane has $9 and saves $8.25 per week. Define a variable, then write and solve an equation to find out how many weeks it would take for Jake and Diane to have saved the same amout of money.

Answers

Answer:

Defining variable: x = per week

Equation: 37 + 6.5x = 9 + 8.25x

Answer: 16 weeks

Step-by-step explanation:

x = per week

Jack:

37 + 6.5x

Diane:

9 + 8.25x

Equation:

37 + 6.5x = 9 + 8.25x

-1.75x = -28

x = 16

Please help!!! my teacher doesn’t even know how to answer!!

Answers

Answer:

It is B

Step-by-step explanation:

If you subract the numbers(year5-year4=#) and you gather all of the # and add them, then subract the years again, you end up with B.

PLEASE, I REALLY NEED YOUR HELP!!
For each of the figures, write an Absolute Value equation to satisfy the given solution set.

Answers

Answer:

|x-5|=2

Step-by-step explanation:

1- Find the mid value between the given numbers 3 and 7

(3+7)/2= 10/2 = 5

2- Find the difference btween the mid value (5) and any of the two given numbers (3 or 7). Use the absolute value for the difference.

|5-3|= 2 or |7-5|=2

3- Arrange the absolute equation like this:

|x-mid value from step 1|= absolute difference from step 2

|x-5|=2

4- Double check the answer with the given values 3 and 7 using our equation |x-5|=2

|3-5|=2 correct

|7-5|=2 correct

Need help with this question.​

Answers

Answer:

D.

Step-by-step explanation:

the smallest angle correpsonds with the smallest side, and longest angle with longest side. hope it helped

Which linear equation is in the point-slope form?

Answers

Answer:

points

Step-by-step explanation:

Please help NO LINKS!!!

Answers

Answer:

Step-by-step explanation:

base = 7 units

height = 12 unit

Area of triangle = [tex]\frac{1}{2}*base * height\\[/tex]

                          [tex]= \frac{1}{2}*12*7\\\\=6 * 7 \\= 42 unit^{2}[/tex]

Journal; 1.8.4, geometry

2. Looking at the Consecutive Interior Angles (9 points)

Look at the diagram of the scenario below. A steep downhill ski slope is intersected at an angle by a less steep ski slope. Safety fences need to be set up in the locations shown. The angles of the fences, angles 1 and 2, can be determined by finding the relationship between the angles a and b.


Draw a geometric diagram of this scenario using two parallel lines and one transversal. (Remember that a transversal is a line which cuts across parallel lines.) Label the angles, parallel lines, and transversal as indicated in the diagram above. (2 points)


Starting with the fact that angles 1 and a are a linear pair and that angles b and 2 are also a linear pair, use a two column proof to prove that consecutive interior angles a and b are supplementary. (5 points)
Statement Reason


Explain what the result of your proof tells you about angles a and b. Specifically, if you measured one angle, what would you know about the other? (2 points)


3. The Exterior Angles (6 points)

The fences will be aligned with the exterior angles ∠1 and ∠2. What are some other relationships you can see between ∠1, ∠2, ∠a, and ∠b? (2 points)

Which of the relationships you listed above will be the most helpful in figuring out the measurements of the safety fences? (2 points)

What is the measure of ∠2? (2 points)


4. Reflections (2 points: 1 point each)
Can you think of any other real-life scenarios where parallel lines and transversals exist?



What are the limitations of the ski slope scenario as a real-life example?

Answers

The measurement of the angles formed between parallel lines having a common transversal are readily determined by the relationship between the angles

The measures of the angles in the figures are as follows;

2. The required two column proof is presented as follows;

Statement  [tex]{}[/tex]                                                  Reason

∠1 and ∠a are linear pair angles   [tex]{}[/tex]             Given

∠1 + ∠a = 180° [tex]{}[/tex]                                             Linear pair ∠s are supplementary

∠2 and ∠b are linear pair angles   [tex]{}[/tex]            Given

∠2 + ∠b = 180°                                             Linear pair ∠s are supplementary

∠a and ∠b are consecutive interior ∠s   [tex]{}[/tex]   Definition

x║y    [tex]{}[/tex]                                                           Given

∠1 and ∠b are corresponding angles  [tex]{}[/tex]      Definition

∠1 ≅ ∠b   [tex]{}[/tex]                                                     Corr. ∠s formed between║ lines

∠1 = ∠b   [tex]{}[/tex]                                                      Definition of congruency

∠a + ∠b = 180°                                              Substitution property

∠a and ∠b are supplementary  [tex]{}[/tex]                  Definition

The information obtained from the proof is that given ∠1 and ∠b are located in corresponding locations relative to the common transversal of the parallel lines, they (∠1 and ∠b) are equal, and therefore, the the sum of ∠a and ∠b is 180°, given that the sum of ∠1 and ∠a is 180° by substitution property of equality. Which gives that ∠a and ∠b are supplementary angles. Therefore

If the measure of one of the angles ∠a or ∠b is known, the other angle  is given by subtracting the known angle from 180°

3. Some of the other relationships between ∠1, ∠2, ∠a, and ∠b, are;

∠1 and ∠b are corresponding angles, therefore, ∠1 ≅ ∠b, by corresponding angles formed between parallel lines∠2 and ∠a are corresponding angles, therefore, ∠2 ≅ ∠a, by corresponding angles formed between parallel lines ∠1 and ∠2 are same side exterior angles and they are therefore supplementary. ∠1 + ∠2 = 180°

The relationship that will be most helpful in figuring the measurement of the safety fences is the relationship between ∠1 and ∠2; ∠1 + ∠2 = 180°

The measure of ∠2 = 180° - ∠1

4. A real-life scenario where parallel lines and transversal exist are the handrail and baluster on railings of staircases

The limitations of the Ski slope scenario are;

The direction of the trail of the skier are usually along or parallel to the slopeThe slope is wide and usually lacks obstruction, and therefore, has few transversalsThe ski slope is usually located away from or follows a different direction from other ski slopes

Learn more about parallel lines having a common transversal here:

https://brainly.com/question/2188951

c. Explain what the result of your proof tells you about angles a and b.

Specifically, if you measured one angle, what would you know about the

other? (2 points)

Given the function f(x), what is the transformation f(x)+r, if r is a real number and r > 0?

A. The graph shifts r units down
B. The graph shift r units up
C. The graph shift r units right
D. The graph shift r units left

Answers

Answer:

C

Step-by-step explanation:

If r is a real number, then the x intercepts 0 < r, meaning r is greater than 0, you would shift right from 0 to your higher + number.

Write the equation of the line in slope-intercept form for the line with a slope of 13 and a y - intercept of (0, 4)

Answers

Answer:

y=13x+4

Step-by-step explanation:

y-y1=m(x-x1)

y-4=13(x-0)

y-4=13(x)

y-4=13x

y=13x+4

Answer:

y=13x + 4

Step-by-step explanation:

Hi there!

We want to write the equation of the line in slope-intercept form.

Slope-intercept form is given as y=mx+b, where m is the slope and b is the value of y at the y intercept

We are given that the line has a slope of 13, and a y intercept of (0,4)

As we are directly given the slope and the y intercept, we can substitute these values into the formula to find the equation of the line

First, substitute 13 as m

y=13x + b

Now, as stated earlier, the value of b is the value of y at the y intercept.

We were given that the y intercept is (0,4); the value of y at this point is 4

Substitute 4 as b into the equation

y=13x + 4

Hope this helps!

See more on this topic here: https://brainly.com/question/19893131

HELPPP ON GEOMETRY PLZZ!!! No links i will report.

Answers

Answer:

J) is multiplied by 4

Step-by-step explanation:

i believe it’s B but i’m not sure so there’s at least an idea :) good luck

Pythagorean therom HELPPPO PLEASE

Answers

Answer:

74 ft

Step-by-step explanation:

plz give brainlyest

Answer:

c=a2+b2=102+102≈14.14214

Step-by-step explanation:

NO give me brainliest :)

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