Answer:
9x+7
Step-by-step explanation:
Let's simplify step-by-step.
4x+17+5x−10
=4x+17+5x+−10
Combine Like Terms:
=4x+17+5x+−10
=(4x+5x)+(17+−10)
=9x+7

Subtract

from both sides

Simplify:

Multiply 10 on both sides:

Simplify

So your answer is
x=60. :)
The answer is that because I just did that in class.