9y-12=3y

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Solution for 9y-12=3y equation:


Simplifying
9y + -12 = 3y

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

Solving
-12 + 9y = 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.
-12 + 9y + -3y = 3y + -3y

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

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

Add '12' to each side of the equation.
-12 + 12 + 6y = 0 + 12

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

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

Divide each side by '6'.
y = 2

Simplifying
y = 2

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