12(-r)=

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Solution for 12(-r)= equation: 


Simplifying
12(-1r) = 0

Remove parenthesis around (-1r)
12 * -1r = 0

Multiply 12 * -1
-12r = 0

Solving
-12r = 0

Solving for variable 'r'.

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

Divide each side by '-12'.
r = 0

Simplifying
r = 0

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