72-3y=57

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Solution for 72-3y=57 equation: 


Simplifying
72 + -3y = 57

Solving
72 + -3y = 57

Solving for variable 'y'.

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

Add '-72' to each side of the equation.
72 + -72 + -3y = 57 + -72

Combine like terms: 72 + -72 = 0
0 + -3y = 57 + -72
-3y = 57 + -72

Combine like terms: 57 + -72 = -15
-3y = -15

Divide each side by '-3'.
y = 5

Simplifying
y = 5

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