Is x + 15 = 7 true when x = 12?
_________________________

Answers

Answer 1

Answer:

no not even if its supposed to be a negative

Step-by-step explanation:

Answer 2
12 + 15 = 27
Not true

Related Questions

Dana Wright operates an airport limousine service. He owns the limo and does his own driving. He values his driving time at $25 per hour. He pays a commission fee of $10 to the person who brings him the business. A trip to the airport takes three hours and uses $25 worth of gasoline. If Dana charges each customer $200, what is his contribution margin per unit of sale? How much does Dana make on each trip as a driver? As the owner of the business?

Answers

Dana would make a certain amount of money and that answer would be, a certain amount

4.
Find the x- and y-intercept of the line.
2x + 3y = -18

Answers

Hi there!

»»————- ★ ————-««

I believe your answer is:  

X - Intercept: (-9, 0)

Y - Intercept: (0, -6)

»»————- ★ ————-««

Here’s why:

The x and y-intercepts of a line is where a given function intercepts the x or y axes.

I have graphed the equation given on a program. The graph shows that the line passes through the points (0, -6) and (-9, 0).

Therefore:

[tex]\rightarrow\text{The x-intercept of the given equation is }\boxed{\text{(-9,0)}}.\\\\\rightarrow\text{The y-intercept of the given equation is }\boxed{\text{(0,-6)}}.[/tex]

See the graph attached below!

»»————- ★ ————-««

Another way to solve this problem is to do this algebraically.

[tex]\text{X-Intercept: Substitute the 'y' variable for zero and solve for 'x'.}\\\\2x + 3y = -18\\-------\\\rightarrow2x+3(0)=-18\\\\\rightarrow2x=-18\\\\\rightarrow\frac{2x=-18}{2}\\\\\rightarrow\boxed{x=-9}\\-------\\\boxed{\text{X-Intercept: (-9,0)}}[/tex]

----------------------------

[tex]\text{Y-Intercept: Substitute the 'x' variable for zero and solve for 'y'.}\\\\2x+3y=-18\\\-------\\\rightarrow2(0)+3y=-18\\\\\rightarrow3y=-18\\\\\rightarrow\frac{3y=-18}{3} \\\\\rightarrow\boxed{y=-6}\\\-----\\\\\boxed{\text{Y-Intercept: (0,-6)}}[/tex]

»»————- ★ ————-««

Hope this helps you. I apologize if it’s incorrect.  

Which equations are true? Choose all that apply.
A. 15^0=15
B. (8^3) (8^6)= 8^9
C. 5^2 = 1/5-3
D. (6^5)^3 = 6^15
E. 3^7/3^9 = 3^-2

Answers

Answer:

B, D, E

Step-by-step explanation:

A) anything to the zero power equals one

B) when bases are the same and being multiplied, add their exponents

C) 5² = 25

D) when parentheses separate exponents, they should be multiplied

E) when bases are the same being divided, subtract their exponents

Help with this problem pls

Answers

As x increasing y decreases.

As x decreases, y increases.

Please mark as the brainliest.

Hope it helps you.

Thank You

a) Make t the subject of the formula


[tex]( \sqrt{t + 2) \div u = 1} [/tex]

Answers


t = u - 2

Square both sides to eliminate the square root.
t + 2 / u = 1

Multiply both sides by u to remove it from the left side of the equation that has t
t + 2 = u
(When the coefficient is 1, you don’t write it)

Subtract 2 from both sides to make t by itself
t = u - 2

I hope that this is what you were asking for, I’m sorry if it wasn’t

Find the value of x.

Answers

Answer:

46degrees

Step-by-step explanation:

Find the value of x.

Using the circle theorem which states that

The angle at the vertex is half the difference that at the intercepted arcccs

x = 1/2(152 - 60)

x = 1/2 (92)

x = 92/2

x = 46degrees

Hence the value of x is 46degrees

In a 60 sheet package of construction paper there are 15 yellow sheets what is the probability that a randomly selected sheet will be yellow

Answers

Answer:

15/60 or 1/4, which is 25%

Step-by-step explanation:

Someone please help will mark brainliest!!!

Answers

Answer: 50°

Step-by-step explanation: ur smart, u don’t need one, but if u really want one just comment on it and I’ll give u one :)

D is your answer so

What is Harry's unpaid balance?
0 $74.89
O $89.89
O $112.50
0 $127.50

Answers

Answer:

what is harry unpaid balance

0$74.89


If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalent to x from the
second equation is substituted into the first equation

3x + 2y = -21
x - 3y = 4

3(3y + 4) + 2y = -21
3(-3y + 4) + 2y = -21
3x + 2(3y + 4) = -21
3x + 2(-3y + 4) = -21

Answers

Answer:

answer is

3(3y+4) + 2y = -21 .

The mass of a carbon atom is 1.994 × 10-23 grams. The mass of a hydrogen atom is 1.67 × 10-24 grams. What is the difference of their masses?

Answers

Answer:

carbon is heavier

Step-by-step explanation:

That's the difference right?

Oh and if you want an exact number, you can take the mass of carbon arom and subtract the mass of hydrogen atom

1.994×10^-23 - 1.67×10^-24= 19.94×10^-24 - 1.67×10^-24= 18.27x10^-24

List the kinds of measurements have you worked with so far. Describe what area is. Describe what volume is.

How could you find the combined area of all faces of a three-dimensional shape? Give an example of why that would be a good measurement to know.

Answers

1. i’m not sure what you have worked with.
2. area is how much space is within a 2D shape.
3. Volume is the amount of mass that a 3D shape takes up.
4. You find the combined area of a 3D shape by finding the individual area of each shapes on the outside of the 3D shape and then add them up.
5. i’m not sure what you mean by “give an example of why that would be a good measurement to know”

Answer:

In the passed I've used measurement cups, rulers, addition, subtration, and multiplication too.

Step-by-step explanation:

Stay Safe <3 =3 Can I maybe Get Brainliest?

Please help, I don’t know what I’m supposed to do

Answers

-10

‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎
Answer :

It’s B: -10

Explanation:

Since it dropped 45, you just needed to subtract from 35.

How many times larger is 3 x 10^8 than 3 x 10^2

A: 1 x 10^-6
B: 1 x 10^4
C: 1 x 10^6
D: 1 x 10^10

Answers

Answer:

Your answer is C

Step-by-step explanation:

You should look at the exponent. Once you figure out the difference between the two exponents then you get your answer.

A cube with an edge length of 10 must be filled completely. How many cubic centimeters will be needed? Type
your answer in the box.
A cm3

Answers

Answer: 1,000 cm^3

Step-by-step explanation:

Volume of cube= bhw

All sides of a cube are equivalent so 10^3= 1000

Please help with these high school geometry circle questions.

Answers

Answer:

I don't know I'm really sorry please don't be angry

and if you want my social media cause your angry I'll give

https://www.blooket.com/play?id=658244

Copy and paste
All right answers
Appropriate names please!!

Answers

Answer:

ok

Step-by-step explanation:

hello please help i’ll give brainliest

Answers

The answer is A the first option

Answer:

The first answer is correct.

Step-by-step explanation:

If we were to plot the numbers of the first one, we would see that they match up to the plot that is given.

Hope that this helps!

What is the solution of log(2f+4)=log(14-3f)
A)-18
B)-2
C)2
D)10

Answers

Answer:

f = 2

Step-by-step explanation:

equate the log

therefore,

2f + 4 = 14 - 3f

collect like terms

2f + 3f = 14 - 4

5f = 10

divide through by 5

f = 10/5

f = 2

Which line on the graph represents the equation y + 4 = -2x/3

Answers

Answer:

The answer is line D

Step-by-step explanation:

Consider triangle ABC.
What is the value of y in the triangle?
С
809
Angle y =
B В

Answers

Give me a second to get the answer and I’ll text you back

Answer:

50

Step-by-step explanation:

A stack of 500 pieces of paper is 2 inches tall. How tall is a stack of 250 pieces? 100 pieces? 10 pieces?

Answers

250 is one inch
100 is 0.4 inch
10 is 0.04 inch

What association does the scatter plot show
A positive nonlinear association
B positive linear association
C no
D negative nonlinear
E negative linear

Answers

C. No Association
This is because there is no definitive line in the graph or upwards or downwards trend

Answer:

The answer would be no association

Step-by-step explanation:

The box-and-whisker plot below represents some data set. What percenta data values are less than 66?​

Answers

Given:

The a box-and-whisker plot if a data set.

To find:

The percentage of data values that are less than 66.

Solution:

From the given box-and-whisker plot, it is clear that the number 66  is the highest value of the data set.

It means all the values of the data set are less than 66 and no value can be more than 66.

All value means 100%.

Therefore, 100% of data values are less than 66.

(4rxt – 8r2x + x²) – (6rx² + 5rxt – 2x)

Find the sum or difference

Please help! I’m stuck and can’t figure it out

Answers

Answer:

[tex]sum = (4 - 5)rxt - (8 + 6) {rx}^{2} + (1 + 2)x \\ = - rxt - 14 {rx}^{2} + 3x \\ \\ difference = (4 + 5)rxt + (6 - 8) {rx}^{2} + ( - 2 + 1)x \\ = 9rxt - 2 {rx}^{2} - x[/tex]

[tex] \small{ \underline{{ \blue{becker}}}}[/tex]

Can someone help solve this?

Answers

Answer:

C

Step-by-step explanation:

2. Order these numbers from least to greatest: 5,0,1,-15-3,-1

Answers

Answer:

Step-by-step explanation:

- 15, -3, -1, 0 , 1, 5

Answer:

-15,-3,-1,0,1,5

Step-by-step explanation:

The Fergusons want to install a new tile floor in their kitchen. The kitchen is in the shape of a rectangle and is 9 feet by 12 feet. They have chosen large square tiles that are 2 feet by 2 feet. how many tiles will they need to buy to cover their kitchen floor?

Answers

Answer:

27 tiles

Step-by-step explanation:

First, find the total area of the kitchen.

Use the area formula, A = lw

A = lw

A = (9)(12)

A = 108

So, the area of the kitchen is 108 sq ft

Find the area of the square tiles, using the same formula:

A = lw

A = (2)(2)

A = 4

So, the area of one square tile is 4 sq ft

Find how many tiles they will need to buy by dividing the total area by the area of one tile:

108/4

= 27

So, they will need to buy 27 tiles

Answer:

27 tiles

To find the total area of the kitchen.

We know,

area formula, A = lw

A = lw

A = (9)(12)

A = 108

So, the area of the kitchen is 108 sqft

Now

To find the area of the square tiles

A = lw

A = (2)(2)

A = 4

So, the area of one square tile is 4 sqft

Atlast

Find how many tiles they will need to buy by dividing the total area by the area of one tile:

108/4

= 27

So, Tiles Needed= 27

Hope This Helps You ❤️

5 b = - 25 for algebra

Answers

Answer:

b= -5

Step-by-step explanation:

because 5x-5=-25

5b= -25
-25 divided by 5 = -5
b= -5

The graphs of linear functions fand g are shown on the grid.
which function best represented by the graph of g

Answers

Answer:

g(x) = 3f(x)

Step-by-step explanation:

We can see that for function g;

When x = 1, y = 3

When x = 2, y = 6

When x = -1, y = -3

When x = -2, y = -6

For function f;

When x = 1, y = 1

When x = 2, y = 2

When x = -1, y = -1

When x = -, y = -2

We can see that the output of g(x) is always 3 times that of f(x) for same values of x.

Thus;

g(x) = 3f(x)

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