56=2(4r-4)

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Solution for 56=2(4r-4) equation:


Simplifying
56 = 2(4r + -4)

Reorder the terms:
56 = 2(-4 + 4r)
56 = (-4 * 2 + 4r * 2)
56 = (-8 + 8r)

Solving
56 = -8 + 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.
56 + -8r = -8 + 8r + -8r

Combine like terms: 8r + -8r = 0
56 + -8r = -8 + 0
56 + -8r = -8

Add '-56' to each side of the equation.
56 + -56 + -8r = -8 + -56

Combine like terms: 56 + -56 = 0
0 + -8r = -8 + -56
-8r = -8 + -56

Combine like terms: -8 + -56 = -64
-8r = -64

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

Simplifying
r = 8

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