12y+13=2y-7

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Solution for 12y+13=2y-7 equation:


Simplifying
12y + 13 = 2y + -7

Reorder the terms:
13 + 12y = 2y + -7

Reorder the terms:
13 + 12y = -7 + 2y

Solving
13 + 12y = -7 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
13 + 12y + -2y = -7 + 2y + -2y

Combine like terms: 12y + -2y = 10y
13 + 10y = -7 + 2y + -2y

Combine like terms: 2y + -2y = 0
13 + 10y = -7 + 0
13 + 10y = -7

Add '-13' to each side of the equation.
13 + -13 + 10y = -7 + -13

Combine like terms: 13 + -13 = 0
0 + 10y = -7 + -13
10y = -7 + -13

Combine like terms: -7 + -13 = -20
10y = -20

Divide each side by '10'.
y = -2

Simplifying
y = -2

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