4(2r+2)=4(4r-8)

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Solution for 4(2r+2)=4(4r-8) equation:


Simplifying
4(2r + 2) = 4(4r + -8)

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

Reorder the terms:
8 + 8r = 4(-8 + 4r)
8 + 8r = (-8 * 4 + 4r * 4)
8 + 8r = (-32 + 16r)

Solving
8 + 8r = -32 + 16r

Solving for variable 'r'.

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

Add '-16r' to each side of the equation.
8 + 8r + -16r = -32 + 16r + -16r

Combine like terms: 8r + -16r = -8r
8 + -8r = -32 + 16r + -16r

Combine like terms: 16r + -16r = 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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