12r-12=132

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Solution for 12r-12=132 equation:


Simplifying
12r + -12 = 132

Reorder the terms:
-12 + 12r = 132

Solving
-12 + 12r = 132

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 12r = 132 + 12

Combine like terms: -12 + 12 = 0
0 + 12r = 132 + 12
12r = 132 + 12

Combine like terms: 132 + 12 = 144
12r = 144

Divide each side by '12'.
r = 12

Simplifying
r = 12

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