2y-15=12-y

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Solution for 2y-15=12-y equation:


Simplifying
2y + -15 = 12 + -1y

Reorder the terms:
-15 + 2y = 12 + -1y

Solving
-15 + 2y = 12 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-15 + 2y + y = 12 + -1y + y

Combine like terms: 2y + y = 3y
-15 + 3y = 12 + -1y + y

Combine like terms: -1y + y = 0
-15 + 3y = 12 + 0
-15 + 3y = 12

Add '15' to each side of the equation.
-15 + 15 + 3y = 12 + 15

Combine like terms: -15 + 15 = 0
0 + 3y = 12 + 15
3y = 12 + 15

Combine like terms: 12 + 15 = 27
3y = 27

Divide each side by '3'.
y = 9

Simplifying
y = 9

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