-8(1-8r)=504

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Solution for -8(1-8r)=504 equation: 


Simplifying
-8(1 + -8r) = 504
(1 * -8 + -8r * -8) = 504
(-8 + 64r) = 504

Solving
-8 + 64r = 504

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 + 64r = 504 + 8

Combine like terms: -8 + 8 = 0
0 + 64r = 504 + 8
64r = 504 + 8

Combine like terms: 504 + 8 = 512
64r = 512

Divide each side by '64'.
r = 8

Simplifying
r = 8

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