-12r+r=100

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Solution for -12r+r=100 equation: 


Simplifying
-12r + r = 100

Combine like terms: -12r + r = -11r
-11r = 100

Solving
-11r = 100

Solving for variable 'r'.

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

Divide each side by '-11'.
r = -9.090909091

Simplifying
r = -9.090909091

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