-8=8(4-r)

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


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

Solving
-8 = 32 + -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.
-8 + 8r = 32 + -8r + 8r

Combine like terms: -8r + 8r = 0
-8 + 8r = 32 + 0
-8 + 8r = 32

Add '8' to each side of the equation.
-8 + 8 + 8r = 32 + 8

Combine like terms: -8 + 8 = 0
0 + 8r = 32 + 8
8r = 32 + 8

Combine like terms: 32 + 8 = 40
8r = 40

Divide each side by '8'.
r = 5

Simplifying
r = 5

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