Answer:
This is very late but but for helping other people in the future, the answer is 33. I took the test and it's correct. Here is a screenshot:
Answer:
=−6y−20
Step-by-step explanation:
Let's simplify step-by-step.
−13−2y−7−4y
=−13+−2y+−7+−4y
Combine Like Terms:
=−13+−2y+−7+−4y
=(−2y+−4y)+(−13+−7)
=−6y+−20
Answer:
-8x^2+26x-21
Step-by-step explanation:
Answer:
x = 15
Step-by-step explanation:
We want to solve for x in 3*(2x + 5) = 3x + 4x
First simplify.
3*(2x + 5) = 7x
Next, distribute the 3.
3*2x + 3*5 = 7x
6x + 15 = 7x
15 = 7x - 6x
15 = x