-10r+-2r=100

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Solution for -10r+-2r=100 equation: 


Simplifying
-10r + -2r = 100

Combine like terms: -10r + -2r = -12r
-12r = 100

Solving
-12r = 100

Solving for variable 'r'.

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

Divide each side by '-12'.
r = -8.333333333

Simplifying
r = -8.333333333

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