112=-8(r-8)

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Solution for 112=-8(r-8) equation:


Simplifying
112 = -8(r + -8)

Reorder the terms:
112 = -8(-8 + r)
112 = (-8 * -8 + r * -8)
112 = (64 + -8r)

Solving
112 = 64 + -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.
112 + 8r = 64 + -8r + 8r

Combine like terms: -8r + 8r = 0
112 + 8r = 64 + 0
112 + 8r = 64

Add '-112' to each side of the equation.
112 + -112 + 8r = 64 + -112

Combine like terms: 112 + -112 = 0
0 + 8r = 64 + -112
8r = 64 + -112

Combine like terms: 64 + -112 = -48
8r = -48

Divide each side by '8'.
r = -6

Simplifying
r = -6

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