7y-16=8(1-2y)+31y

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Solution for 7y-16=8(1-2y)+31y equation:


Simplifying
7y + -16 = 8(1 + -2y) + 31y

Reorder the terms:
-16 + 7y = 8(1 + -2y) + 31y
-16 + 7y = (1 * 8 + -2y * 8) + 31y
-16 + 7y = (8 + -16y) + 31y

Combine like terms: -16y + 31y = 15y
-16 + 7y = 8 + 15y

Solving
-16 + 7y = 8 + 15y

Solving for variable 'y'.

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

Add '-15y' to each side of the equation.
-16 + 7y + -15y = 8 + 15y + -15y

Combine like terms: 7y + -15y = -8y
-16 + -8y = 8 + 15y + -15y

Combine like terms: 15y + -15y = 0
-16 + -8y = 8 + 0
-16 + -8y = 8

Add '16' to each side of the equation.
-16 + 16 + -8y = 8 + 16

Combine like terms: -16 + 16 = 0
0 + -8y = 8 + 16
-8y = 8 + 16

Combine like terms: 8 + 16 = 24
-8y = 24

Divide each side by '-8'.
y = -3

Simplifying
y = -3

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