-12(y-12)=-9(1+7y)

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Solution for -12(y-12)=-9(1+7y) equation:


Simplifying
-12(y + -12) = -9(1 + 7y)

Reorder the terms:
-12(-12 + y) = -9(1 + 7y)
(-12 * -12 + y * -12) = -9(1 + 7y)
(144 + -12y) = -9(1 + 7y)
144 + -12y = (1 * -9 + 7y * -9)
144 + -12y = (-9 + -63y)

Solving
144 + -12y = -9 + -63y

Solving for variable 'y'.

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

Add '63y' to each side of the equation.
144 + -12y + 63y = -9 + -63y + 63y

Combine like terms: -12y + 63y = 51y
144 + 51y = -9 + -63y + 63y

Combine like terms: -63y + 63y = 0
144 + 51y = -9 + 0
144 + 51y = -9

Add '-144' to each side of the equation.
144 + -144 + 51y = -9 + -144

Combine like terms: 144 + -144 = 0
0 + 51y = -9 + -144
51y = -9 + -144

Combine like terms: -9 + -144 = -153
51y = -153

Divide each side by '51'.
y = -3

Simplifying
y = -3

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