10y-12=y-7

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Solution for 10y-12=y-7 equation:


Simplifying
10y + -12 = y + -7

Reorder the terms:
-12 + 10y = y + -7

Reorder the terms:
-12 + 10y = -7 + y

Solving
-12 + 10y = -7 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-12 + 10y + -1y = -7 + y + -1y

Combine like terms: 10y + -1y = 9y
-12 + 9y = -7 + y + -1y

Combine like terms: y + -1y = 0
-12 + 9y = -7 + 0
-12 + 9y = -7

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

Combine like terms: -12 + 12 = 0
0 + 9y = -7 + 12
9y = -7 + 12

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

Divide each side by '9'.
y = 0.5555555556

Simplifying
y = 0.5555555556

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