12y-9=-15+10y

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Solution for 12y-9=-15+10y equation:


Simplifying
12y + -9 = -15 + 10y

Reorder the terms:
-9 + 12y = -15 + 10y

Solving
-9 + 12y = -15 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
-9 + 12y + -10y = -15 + 10y + -10y

Combine like terms: 12y + -10y = 2y
-9 + 2y = -15 + 10y + -10y

Combine like terms: 10y + -10y = 0
-9 + 2y = -15 + 0
-9 + 2y = -15

Add '9' to each side of the equation.
-9 + 9 + 2y = -15 + 9

Combine like terms: -9 + 9 = 0
0 + 2y = -15 + 9
2y = -15 + 9

Combine like terms: -15 + 9 = -6
2y = -6

Divide each side by '2'.
y = -3

Simplifying
y = -3

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