Verified Answer :

Simplifying
y = 3x + -9 + 8x

Reorder the terms:
y = -9 + 3x + 8x

Combine like terms: 3x + 8x = 11x
y = -9 + 11x

Solving
y = -9 + 11x

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Simplifying
y = -9 + 11x

Y= 9+8 and that's the answer. Answer my questions somebody