-6y-12=3y+15

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Solution for -6y-12=3y+15 equation:


Simplifying
-6y + -12 = 3y + 15

Reorder the terms:
-12 + -6y = 3y + 15

Reorder the terms:
-12 + -6y = 15 + 3y

Solving
-12 + -6y = 15 + 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 + -6y + -3y = 15 + 3y + -3y

Combine like terms: -6y + -3y = -9y
-12 + -9y = 15 + 3y + -3y

Combine like terms: 3y + -3y = 0
-12 + -9y = 15 + 0
-12 + -9y = 15

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

Combine like terms: -12 + 12 = 0
0 + -9y = 15 + 12
-9y = 15 + 12

Combine like terms: 15 + 12 = 27
-9y = 27

Divide each side by '-9'.
y = -3

Simplifying
y = -3

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