5(2r+6)-12r=

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Solution for 5(2r+6)-12r= equation:


Simplifying
5(2r + 6) + -12r = 0

Reorder the terms:
5(6 + 2r) + -12r = 0
(6 * 5 + 2r * 5) + -12r = 0
(30 + 10r) + -12r = 0

Combine like terms: 10r + -12r = -2r
30 + -2r = 0

Solving
30 + -2r = 0

Solving for variable 'r'.

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

Add '-30' to each side of the equation.
30 + -30 + -2r = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -2r = 0 + -30
-2r = 0 + -30

Combine like terms: 0 + -30 = -30
-2r = -30

Divide each side by '-2'.
r = 15

Simplifying
r = 15

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