-8(1-4r)-8r=-128

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Solution for -8(1-4r)-8r=-128 equation:


Simplifying
-8(1 + -4r) + -8r = -128
(1 * -8 + -4r * -8) + -8r = -128
(-8 + 32r) + -8r = -128

Combine like terms: 32r + -8r = 24r
-8 + 24r = -128

Solving
-8 + 24r = -128

Solving for variable 'r'.

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

Add '8' to each side of the equation.
-8 + 8 + 24r = -128 + 8

Combine like terms: -8 + 8 = 0
0 + 24r = -128 + 8
24r = -128 + 8

Combine like terms: -128 + 8 = -120
24r = -120

Divide each side by '24'.
r = -5

Simplifying
r = -5

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