12y-4+13=7y

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Solution for 12y-4+13=7y equation:


Simplifying
12y + -4 + 13 = 7y

Reorder the terms:
-4 + 13 + 12y = 7y

Combine like terms: -4 + 13 = 9
9 + 12y = 7y

Solving
9 + 12y = 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
9 + 12y + -7y = 7y + -7y

Combine like terms: 12y + -7y = 5y
9 + 5y = 7y + -7y

Combine like terms: 7y + -7y = 0
9 + 5y = 0

Add '-9' to each side of the equation.
9 + -9 + 5y = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 5y = 0 + -9
5y = 0 + -9

Combine like terms: 0 + -9 = -9
5y = -9

Divide each side by '5'.
y = -1.8

Simplifying
y = -1.8

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