-3y+12=-3(2y+3)

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Solution for -3y+12=-3(2y+3) equation: 


Simplifying
-3y + 12 = -3(2y + 3)

Reorder the terms:
12 + -3y = -3(2y + 3)

Reorder the terms:
12 + -3y = -3(3 + 2y)
12 + -3y = (3 * -3 + 2y * -3)
12 + -3y = (-9 + -6y)

Solving
12 + -3y = -9 + -6y

Solving for variable 'y'.

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

Add '6y' to each side of the equation.
12 + -3y + 6y = -9 + -6y + 6y

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

Combine like terms: -6y + 6y = 0
12 + 3y = -9 + 0
12 + 3y = -9

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

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

Combine like terms: -9 + -12 = -21
3y = -21

Divide each side by '3'.
y = -7

Simplifying
y = -7

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