8(6r-4)=72r

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Solution for 8(6r-4)=72r equation:


Simplifying
8(6r + -4) = 72r

Reorder the terms:
8(-4 + 6r) = 72r
(-4 * 8 + 6r * 8) = 72r
(-32 + 48r) = 72r

Solving
-32 + 48r = 72r

Solving for variable 'r'.

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

Add '-72r' to each side of the equation.
-32 + 48r + -72r = 72r + -72r

Combine like terms: 48r + -72r = -24r
-32 + -24r = 72r + -72r

Combine like terms: 72r + -72r = 0
-32 + -24r = 0

Add '32' to each side of the equation.
-32 + 32 + -24r = 0 + 32

Combine like terms: -32 + 32 = 0
0 + -24r = 0 + 32
-24r = 0 + 32

Combine like terms: 0 + 32 = 32
-24r = 32

Divide each side by '-24'.
r = -1.333333333

Simplifying
r = -1.333333333

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