-6(2r-2)=8r+40

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Solution for -6(2r-2)=8r+40 equation:


Simplifying
-6(2r + -2) = 8r + 40

Reorder the terms:
-6(-2 + 2r) = 8r + 40
(-2 * -6 + 2r * -6) = 8r + 40
(12 + -12r) = 8r + 40

Reorder the terms:
12 + -12r = 40 + 8r

Solving
12 + -12r = 40 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
12 + -12r + -8r = 40 + 8r + -8r

Combine like terms: -12r + -8r = -20r
12 + -20r = 40 + 8r + -8r

Combine like terms: 8r + -8r = 0
12 + -20r = 40 + 0
12 + -20r = 40

Add '-12' to each side of the equation.
12 + -12 + -20r = 40 + -12

Combine like terms: 12 + -12 = 0
0 + -20r = 40 + -12
-20r = 40 + -12

Combine like terms: 40 + -12 = 28
-20r = 28

Divide each side by '-20'.
r = -1.4

Simplifying
r = -1.4

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