144=12r

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Solution for 144=12r equation:


Simplifying
144 = 12r

Solving
144 = 12r

Solving for variable 'r'.

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

Add '-12r' to each side of the equation.
144 + -12r = 12r + -12r

Combine like terms: 12r + -12r = 0
144 + -12r = 0

Add '-144' to each side of the equation.
144 + -144 + -12r = 0 + -144

Combine like terms: 144 + -144 = 0
0 + -12r = 0 + -144
-12r = 0 + -144

Combine like terms: 0 + -144 = -144
-12r = -144

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

Simplifying
r = 12

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