-3(6-2r)-3r=

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Solution for -3(6-2r)-3r= equation:


Simplifying
-3(6 + -2r) + -3r = 0
(6 * -3 + -2r * -3) + -3r = 0
(-18 + 6r) + -3r = 0

Combine like terms: 6r + -3r = 3r
-18 + 3r = 0

Solving
-18 + 3r = 0

Solving for variable 'r'.

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

Add '18' to each side of the equation.
-18 + 18 + 3r = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 3r = 0 + 18
3r = 0 + 18

Combine like terms: 0 + 18 = 18
3r = 18

Divide each side by '3'.
r = 6

Simplifying
r = 6

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