3(12+6r)=

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Solution for 3(12+6r)= equation: 


Simplifying
3(12 + 6r) = 0
(12 * 3 + 6r * 3) = 0
(36 + 18r) = 0

Solving
36 + 18r = 0

Solving for variable 'r'.

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

Add '-36' to each side of the equation.
36 + -36 + 18r = 0 + -36

Combine like terms: 36 + -36 = 0
0 + 18r = 0 + -36
18r = 0 + -36

Combine like terms: 0 + -36 = -36
18r = -36

Divide each side by '18'.
r = -2

Simplifying
r = -2

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