-8+8r=280

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Solution for -8+8r=280 equation: 


Simplifying
-8 + 8r = 280

Solving
-8 + 8r = 280

Solving for variable 'r'.

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

Add '8' to each side of the equation.
-8 + 8 + 8r = 280 + 8

Combine like terms: -8 + 8 = 0
0 + 8r = 280 + 8
8r = 280 + 8

Combine like terms: 280 + 8 = 288
8r = 288

Divide each side by '8'.
r = 36

Simplifying
r = 36

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