9y=3y-12

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Solution for 9y=3y-12 equation: 


Simplifying
9y = 3y + -12

Reorder the terms:
9y = -12 + 3y

Solving
9y = -12 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
9y + -3y = -12 + 3y + -3y

Combine like terms: 9y + -3y = 6y
6y = -12 + 3y + -3y

Combine like terms: 3y + -3y = 0
6y = -12 + 0
6y = -12

Divide each side by '6'.
y = -2

Simplifying
y = -2

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