9(72)-8y=-72

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Solution for 9(72)-8y=-72 equation: 


Simplifying
9(72) + -8y = -72

Multiply 9 * 72
648 + -8y = -72

Solving
648 + -8y = -72

Solving for variable 'y'.

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

Add '-648' to each side of the equation.
648 + -648 + -8y = -72 + -648

Combine like terms: 648 + -648 = 0
0 + -8y = -72 + -648
-8y = -72 + -648

Combine like terms: -72 + -648 = -720
-8y = -720

Divide each side by '-8'.
y = 90

Simplifying
y = 90

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