-4r-8r=12

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Solution for -4r-8r=12 equation: 


Simplifying
-4r + -8r = 12

Combine like terms: -4r + -8r = -12r
-12r = 12

Solving
-12r = 12

Solving for variable 'r'.

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

Divide each side by '-12'.
r = -1

Simplifying
r = -1

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