2(2r+2)=4(2r-6)

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Solution for 2(2r+2)=4(2r-6) equation:


Simplifying
2(2r + 2) = 4(2r + -6)

Reorder the terms:
2(2 + 2r) = 4(2r + -6)
(2 * 2 + 2r * 2) = 4(2r + -6)
(4 + 4r) = 4(2r + -6)

Reorder the terms:
4 + 4r = 4(-6 + 2r)
4 + 4r = (-6 * 4 + 2r * 4)
4 + 4r = (-24 + 8r)

Solving
4 + 4r = -24 + 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.
4 + 4r + -8r = -24 + 8r + -8r

Combine like terms: 4r + -8r = -4r
4 + -4r = -24 + 8r + -8r

Combine like terms: 8r + -8r = 0
4 + -4r = -24 + 0
4 + -4r = -24

Add '-4' to each side of the equation.
4 + -4 + -4r = -24 + -4

Combine like terms: 4 + -4 = 0
0 + -4r = -24 + -4
-4r = -24 + -4

Combine like terms: -24 + -4 = -28
-4r = -28

Divide each side by '-4'.
r = 7

Simplifying
r = 7

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