The answer is twelve
3-6 = -3
-3+15=12
Using the factors of 18, it is found that he can hang the pictures in the wall in the following ways:
- Three rows of 6 pictures.
- Eighteen rows of 1 picture.
<h3>Factors:</h3>
The factors of 18 are the numbers by which 18 is divisible by, which are: {1, 2, 3, 6, 9, 18}, since:

Considering the factors, the ways to organize the pictures are:
- Three rows of 6 pictures.
- Eighteen rows of 1 picture.
To learn more about factors, you can take a look at brainly.com/question/10269328
Answer:
the product of 2 and 9 — 3rd choice
the difference of 2 and 9 — 2nd choice
the square of 9 — 1st choice
the sum of 2 and 9 — 5th choice
the quotient of 2 and 9 — 4th choice
Step-by-step explanation:
Its DDDDDDDDDDDDDDDDDDDDDDDDDDD
Answer:
No solution
Step-by-step explanation:
2(x-3)+9=3(x+1)+x Distribute on both sides
2x-6+9=3x+3+x Combine like terms on both sides
2x+3=4x+3
-3 -3 Subtract 3 from both sides
2x=4x
-2x -2x Subtract 2x
0=2x There is no solution because there is no value of x to make the equation true.