78=5y-12

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Solution for 78=5y-12 equation:


Simplifying
78 = 5y + -12

Reorder the terms:
78 = -12 + 5y

Solving
78 = -12 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
78 + -5y = -12 + 5y + -5y

Combine like terms: 5y + -5y = 0
78 + -5y = -12 + 0
78 + -5y = -12

Add '-78' to each side of the equation.
78 + -78 + -5y = -12 + -78

Combine like terms: 78 + -78 = 0
0 + -5y = -12 + -78
-5y = -12 + -78

Combine like terms: -12 + -78 = -90
-5y = -90

Divide each side by '-5'.
y = 18

Simplifying
y = 18

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