87+r=69+87

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Solution for 87+r=69+87 equation: 


Simplifying
87 + r = 69 + 87

Combine like terms: 69 + 87 = 156
87 + r = 156

Solving
87 + r = 156

Solving for variable 'r'.

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

Add '-87' to each side of the equation.
87 + -87 + r = 156 + -87

Combine like terms: 87 + -87 = 0
0 + r = 156 + -87
r = 156 + -87

Combine like terms: 156 + -87 = 69
r = 69

Simplifying
r = 69

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