87+y=9

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Solution for 87+y=9 equation: 


Simplifying
87 + y = 9

Solving
87 + y = 9

Solving for variable 'y'.

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

Add '-87' to each side of the equation.
87 + -87 + y = 9 + -87

Combine like terms: 87 + -87 = 0
0 + y = 9 + -87
y = 9 + -87

Combine like terms: 9 + -87 = -78
y = -78

Simplifying
y = -78

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