12r-4r-4r=

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


Simplifying
12r + -4r + -4r = 0

Combine like terms: 12r + -4r = 8r
8r + -4r = 0

Combine like terms: 8r + -4r = 4r
4r = 0

Solving
4r = 0

Solving for variable 'r'.

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

Divide each side by '4'.
r = 0

Simplifying
r = 0

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