What is the solution to -(4x-3) = -7(9+x) ???

Answers

Answer 1

Answer:

The solution is -22

Step-by-step explanation:

The solution of an equation is the value of the variable of the equation

-(4x - 3) = -7(9 + x)

→ Simplify each side

∵ -(4x) - -(3) = -7(9) + -7(x)

∴ (-4x) - (-3) = -63 + (-7x)

→ Remember (-)(-) = (+) and (-)(+) = (-)

-4x + 3 = -63 - 7x

→ Add 7x to both sides

∴ -4x + 7x + 3 = -63 - 7x + 7x

3x + 3 = -63

→ Subtract 3 from both sides

∵ 3x + 3 - 3 = -63 - 3

3x = -66

→ Divide both sides by 3

x = -22

The solution is -22


Related Questions

6 (6 + 7) = show work

Answers

Answer:

78

Step-by-step explanation:

6 (6+7) =

36 + 42 =

78

6x(6+7)

6x13

78

Hope this helped

Timmy can text 24 words in 2/3 of a minute. How many words can he text per
minute?

Answers

Answer:

36 words

Step-by-step explanation:

24 = 40seconds

? =60s

60×24= 1440÷40

= 36

Rewrite the expression with a rational exponent as a radical expression.

Answers

Answer:

Rewriting the expression [tex](3^\frac{2}{3})^\frac{1}{6}[/tex] with a rational exponent as a radical expression we get [tex]\mathbf{\sqrt[9]{3} }[/tex]

Step-by-step explanation:

We need to rewrite the expression [tex](3^\frac{2}{3})^\frac{1}{6}[/tex] with a rational exponent as a radical expression.

The expression given is:

[tex](3^\frac{2}{3})^\frac{1}{6}[/tex]

First we will simply the expression using exponent rule [tex](a^m)^n=a^{mn}[/tex]

[tex](3^\frac{2}{3})^\frac{1}{6}\\=(3^\frac{2}{18})[/tex]

As we know 2 and 18 are both divisible by 2, we can write

[tex]=(3^\frac{1}{9})[/tex]

Now we know that [tex]a^\frac{1}{9}=\sqrt[9]{a}[/tex]

Using this we get

[tex]=\sqrt[9]{3}[/tex]

So, rewriting the expression [tex](3^\frac{2}{3})^\frac{1}{6}[/tex] with a rational exponent as a radical expression we get [tex]\mathbf{\sqrt[9]{3} }[/tex]

Is the following table proportional or non-proportional?

Answers

Answer:

non-proportional because it doesn't start at the origin

Answer:

yes it is

Step-by-step explanation:

the X column is going up by 1 and the Y column is going down by 2

Chris wrote an equation and the first step of his solution process, as shown.

6 = 12 − 6x
-6 = -6x

Which math operation did Chris apply in his first step?
A) He divided 16 by 4.
B) He added 12 to each side of the equation.
C) He divided each side of the equation by 4.
D) He subtracted 12 from each side of the equation.
Please help me

Answers

d) he subtracted 12 from each side of the equation

hope this helps, please mark brainliest :)
D) He subtracted 12 from each side of the equation.

What is 5/9 divided by 1/2 rewritten with an improper fraction

Answers

It would be 10/9

Use the keep, change, flip rule to solve

5*2=10 which will be in top

And 9*1=9 which will be at the bottom

The division expression 5/9 divided by 1/2, when rewritten as an improper fraction, is 10/9.

Given that the expression 5/9 divided by 1/2.

To rewrite the division expression 5/9 divided by 1/2 as an improper fraction, and perform the division operation and express the result in the form of a single fraction.

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. In this case, multiply 5/9 by the reciprocal of 1/2.

Reciprocal of 1/2 = 2/1

So, the division expression can be rewritten as:

5/9 ÷ 1/2 = 5/9 x 2/1

Multiplying the fractions:

(5 x 2) / (9 x 1) = 10/9

An improper fraction is one where the numerator is equal to or greater than the denominator. In this case, 10/9 is an improper fraction because the numerator (10) is greater than the denominator (9).

Therefore, the division expression 5/9 divided by 1/2, when rewritten as an improper fraction, is 10/9.

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HELP
Which statements are always true regarding the
diagram? Select three options.
Omz5 + mz3 = mz4
Omz3 + mz4 + mz5 = 180°
Dmz5 + mz6 =180°
Dm2 + mz3 = mz6
Omz2 + mz3 + mz5 = 180°

Answers

Answer:

Step-by-step explanation:

m∠5 +m∠6 = 180° ( the angles form a line)

m∠2 + m∠3 = m∠6 ( exterior angle is the sum of 2 not adjacent angles)

m∠2+m∠3+m∠5= 180° (sum of angles in a triangle is 180°)

i just want to tell everyone their doing great

Answers

Thank you so much!
I needed that

HELP ANSWER X FOR THIS ISOSCELES TRIANGLE THANK YOU

Answers

Answer:

Step-by-step explanation:

Remark

The point about the question is that the two sides are marked as equal.

Equation

3x + 5 = 5x + 1                  Subtract 3x from both sides

Solution

3x - 3x + 5 = 5x - 3x + 1   Combine like terms

5 = 2x + 1                          Subtract 1 from each side

5-1 = 2x +1 - 1                    Combine

4 = 2x                               Divide by 2

4/2 = 2x/2

x = 2    

The amounts of food waste generated in a region during two years were 37,500,000 tons and 30,400,000 tons. What was the total food waste generated over these two years in the region, expressed in scientific notation?

A. 67.9 ⋅ 1014 tons
B. 6.79 ⋅ 107 tons
C. 67.9 ⋅ 107 tons
D. 6.79 ⋅ 1014 tons

Answers

Answer:

6.79 ⋅ 107

Step-by-step explanation:

Write an equation in slope-intercept form for the line that passes through the given point and is parallel to the graph of the given equation. (4,-3); y=-5x+8

Answers

Answer:

Step-by-step explanation:

The slope of the line is m = -5

4 is your x1

-3 is your y1

Plug into the equation y - y1 = m(x - x1)

y + 3 = -5(x - 4)

y + 3 = -5x + 20

   -3             -3

y = -5x + 17

Pedals of Petals, a bike manufacturer that makes flower-themed bikes, has a fixed cost of $100,000 due to the equipment necessary to make the bicycles. Additionally, each bike costs $100 in labor and materials to make. If each bike sells for $300, how many bikes must be sold in order for the company to break even?

Answers

Answer:

Break-even point in units= 500

Step-by-step explanation:

Giving the following information:

Fixed costs= $100,000

Unitary variable cost= $100

Selling price per unit= $300

To calculate the break-even point in units, we need to use the following formula:

Break-even point in units= fixed costs/ contribution margin per unit

Break-even point in units= 100,000 / (300 - 100)

Break-even point in units= 500


The equation y = 1.09x describes the approximate number of yards y in x meters. About how many meters is a 40 yard race?

Answers

Answer:

I have summoned the math demon

Step-by-step explanation:

they will show you

1. Round each length to the nearest inch.
a) [tex]1 \frac{1}{4} [/tex] ____"
​b) [tex] \frac{7}{8} [/tex] ____"
c) [tex]1 \frac{1}{2} [/tex] ____"
d) [tex]2\frac{5}{8} [/tex] ___"
e) [tex]1\frac{5}{16} [/tex] ___"
f) [tex]4\frac{11}{16} [/tex] ___"

2. Round each length to the nearest foot.
a) 10" _____'
b) 2'9" ____'
c) 2'6" ____'
d)2'9" ____'
e)1'2" ____'
f)9'3" ____'​

Answers

9514 1404 393

Answer:

  1.  1, 1, 2, 3, 1, 5

  2.  1, 3, 3, 3, 1, 9

Step-by-step explanation:

1. Any fraction of an inch that is 1/2" or more will cause the integer value to increase by 1. Otherwise, the integer value is the one you want. Of course ...

  1/2" = 2/4" = 4/8" = 8/16"

  a) 1"

  b) 1"

  c) 2"

  d) 3"

  e) 1"

  f) 5"

__

2. Any inch measure that is 6" or more will cause the integer value to increase by 1. Otherwise, the integer value is the one you want.

  a) 1'

  b) 3'

  c) 3'

  d) 3' . . . same as B

  e) 1'

  f) 9'


What is the value of f(4)?
f(4)=_______

Answers

The answer would be 0

HELP ASAP!! WILL MARK BRAINLIST!!!!!!!

Derek Jeter, the short stop for the New York Yankees, a major league baseball team, played in 159 games in 2012 and hit 15 home runs. If he plays a total of 1272 games in his career, approximately how many home runs will he hit?
[A] Write a proportion that is defined by this situation.
[B] Explain how the cross product is used to solve the problem.
[C] Answer the question.

Answers

Answer:

120 home runs.

Step-by-step explanation:

Let x be the number of home runs after playing 1272 games.

We have been given that Derek Jeter, the short stop for the New York Yankees, a major league baseball team, played in 159 games in 2012 and hit 15 home runs.

Let us find the probability of hitting home runs in next game.

To find the total number of home runs Derek will hit in his career, we will use relative probability, which is the ratio of the occurrence of a singular event and the total number of outcomes.

So we can set a proportion as:

Let us multiply both sides of our equation by 1272.

 

   

Therefore, Derek Jeter will hit approximately 120 home runs in his career.

In his career, Derek Jeter will probably hit 120 home runs.

What is a proportion?

A proportion is an equation that sets two ratios at the same value.

Let x be the number of home runs after playing 1272 games.

And given, Derek Jeter hits 15 home runs in 159 games.

To find the number of home runs he hit in 1272 games,

x =  1272 x 15 / 159

x = 120

And to find the proportion:

15x = 120

x = 120/15

x = 8

We can calculate the Cross Product this way:

cross product with angle and unit vector

a × b = |a| |b| sin(θ) n

Therefore, Derek Jeter will hit approximately 120 home runs in his career.

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The corner store sells pears at a rate of $2.50 per pear. If Fiona has $15.00 dollars, how many pears can Fiona buy?

Answers

Answer:6

Step-by-step explanation:

If you divide 15 by 2.50 or 2.5 you get 6 and Fiona can get 6 pears with 15 dollars

Ok the question is on here now... The first person who answers it correct gets brainliest...

Answers

2 is a prime number and a integer

24 is a whole number and an integer

1 is an integer and a whole number

0 is a rational, whole, integer and real number

and seven is a whole and integer

How can you write the number 1 as a power with base 2? a power with base 10?


plz i really need help it would mean alot

Answers

Answer:

2^1 ?   10^x

Step-by-step explanation:

1 can be written as a power with base 2 as [tex]2^0[/tex].

1 can be written as a power with base 10 as [tex]10^0[/tex].

What is an expression?

An expression contains one or more terms with addition, subtraction, multiplication, and division.

We always combine the like terms in an expression when we simplify.

We also keep all the like terms on one side of the expression if we are dealing with two sides of an expression.

Example:

1 + 3x + 4y = 7 is an expression.

3 + 4 is an expression.

2 x 4 + 6 x 7 – 9 is an expression.

33 + 77 – 88 is an expression.

We have,

To write the number 1 as a power with base 2,

We can use the following formula:

[tex]2^0[/tex] = 1

Therefore,

1 can be written as [tex]2^0[/tex].

To write the number 1 as a power with base 10, we can use the following formula:

[tex]10^0[/tex] = 1

Therefore,

1 can be written as [tex]10^0[/tex].

Thus,

1 can be written as a power with base 2 as [tex]2^0[/tex].

1 can be written as a power with base 10 as [tex]10^0[/tex].

Learn more about expressions here:

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7.5- x = 2.8
x= 4.7
x= 5.3
x= 5.7
x= 10.3​

Answers

Answer:

10.3

Step-by-step explanation:

7.5+2.8=10.3

You reverse the equation. :)

Mrs. Holcomb has joined Weight Watchers. She would like to lose 12 kg in 30 days. On the average, how many pounds per day will Mrs. Holcomb need to lose to meet her goal? (2.2lbs. = 1 kg)Immersive Reader
Options are below
0.44 lbs.
0.88 lbs.
1.1 lbs.
2.5 lbs.

Answers

Answer: 0.88 lbs.

Step-by-step explanation:

12/30 = 0.4 (she needs to lose 0.4 kg everyday)

0.4 x 2.2 = 0.88 lbs

The volume of a cube is given by s9 and the total surface area of a cube is given by 632, where s is the side length of the cube.

If the side length of a cube is 5 inches, the volume of the cube is [ ]
cubic inches and its total surface area is[ ]
square inches

BROO HELP ME FAST

Answers

Answer:

Surface area of a cube = side * side * 6

632 = side * side * 6

side^2 = 632/6

side^2 = 105.3333333333

side = 10.2632028789

********************************************

For a 5 inch side

volume = 5 * 5 * 5

= 125 cubic inches

surface area = 5 * 5 * 6

surface area = 150 square inches

Step-by-step explanation:

Find the inverse of function f

Answers

Are u by chance from the Italian function

Answer:

ummm ive never saw this math in my life before lol

4.5
T- &x ZA
Write a sentence to compare the two points shown on the number line,
-2.7
0

Answers

9514 1404 393

Explanation:

The point -2.7 is 2.7 units to the left of the point 0 on the number line.

CAN I HAVE HELP!!!!!!!!!!!

Answers

the answer is D 21 :)

When factoring 16x2 -
36, what is the first step?
A. It is a perfect square trinomial, so find the square root of the first and
last term.
B. It is a difference of squares so find the square roots for the first and last
term.
C. Find the greatest common factor (GCF).
D. The expression is prime it cannot be factored.

Answers

Answer:

we conclude that the first step is to find the greatest common factor (GCF).

Hence, option C is correct.

Step-by-step explanation:

[tex]16x^2\:-36[/tex]

As 4 is the greatest common factor of the expression, so factor out common term 4:

i.e.

[tex]16x^2\:-36=4\left(4x^2-9\right)[/tex]

Thus, the first step is to find the greatest common factor (GCF)

Now, solving the remaining portion

[tex]16x^2\:-36=4\left(4x^2-9\right)[/tex]

as (2x+3) and (2x-3) are the factors of (4x²-9)

i.e. (4x²-9) = (2x+3) (2x-3)

Thus, the expression becomes

[tex]16x^2\:-36=4\left(2x+3\right)\left(2x-3\right)[/tex]

Therefore, we conclude that the first step is to find the greatest common factor (GCF).

Hence, option C is correct.

a circle has a mass of 3 grams and a square has a mass of 2 grams. which is the mass of a triangle?

a. 9/5 grams
b. 7/5 grams
c. 3 grams
d. 11 grams

can someone help asap! i would really appreciate it!

Answers

B dnjfjdkkdmdnfhfjfndkdk

A=1/2w(b+c) solve for c

Answers

9514 1404 393

Answer:

  c = 2A/w -b

Step-by-step explanation:

Multiply by the inverse of the coefficient of the parentheses.

  [tex]A=\dfrac{w}{2}(b+c)\\\\\dfrac{2A}{w}=b+c\\\\\boxed{c=\dfrac{2A}{w}-b} \qquad\text{subtract $b$}[/tex]

please help me due in 10 min please help

Answers

Y=7 x=3 if you plug them in they equal out

Please help the question is in the photo

Answers

Answer:

SSS or SAS

Step-by-step explanation:

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