2r-12=

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Solution for 2r-12= equation:


Simplifying
2r + -12 = 0

Reorder the terms:
-12 + 2r = 0

Solving
-12 + 2r = 0

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 + 2r = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 2r = 0 + 12
2r = 0 + 12

Combine like terms: 0 + 12 = 12
2r = 12

Divide each side by '2'.
r = 6

Simplifying
r = 6

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