-9y+12=-8-8y

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Solution for -9y+12=-8-8y equation:


Simplifying
-9y + 12 = -8 + -8y

Reorder the terms:
12 + -9y = -8 + -8y

Solving
12 + -9y = -8 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
12 + -9y + 8y = -8 + -8y + 8y

Combine like terms: -9y + 8y = -1y
12 + -1y = -8 + -8y + 8y

Combine like terms: -8y + 8y = 0
12 + -1y = -8 + 0
12 + -1y = -8

Add '-12' to each side of the equation.
12 + -12 + -1y = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -1y = -8 + -12
-1y = -8 + -12

Combine like terms: -8 + -12 = -20
-1y = -20

Divide each side by '-1'.
y = 20

Simplifying
y = 20

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