72=-9y

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Solution for 72=-9y equation:


Simplifying
72 = -9y

Solving
72 = -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
72 + 9y = -9y + 9y

Combine like terms: -9y + 9y = 0
72 + 9y = 0

Add '-72' to each side of the equation.
72 + -72 + 9y = 0 + -72

Combine like terms: 72 + -72 = 0
0 + 9y = 0 + -72
9y = 0 + -72

Combine like terms: 0 + -72 = -72
9y = -72

Divide each side by '9'.
y = -8

Simplifying
y = -8

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