c+87=9

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Solution for c+87=9 equation: 


Simplifying
c + 87 = 9

Reorder the terms:
87 + c = 9

Solving
87 + c = 9

Solving for variable 'c'.

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

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

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

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

Simplifying
c = -78

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