2-2r+4=-8-4r

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


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

Reorder the terms:
2 + 4 + -2r = -8 + -4r

Combine like terms: 2 + 4 = 6
6 + -2r = -8 + -4r

Solving
6 + -2r = -8 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
6 + -2r + 4r = -8 + -4r + 4r

Combine like terms: -2r + 4r = 2r
6 + 2r = -8 + -4r + 4r

Combine like terms: -4r + 4r = 0
6 + 2r = -8 + 0
6 + 2r = -8

Add '-6' to each side of the equation.
6 + -6 + 2r = -8 + -6

Combine like terms: 6 + -6 = 0
0 + 2r = -8 + -6
2r = -8 + -6

Combine like terms: -8 + -6 = -14
2r = -14

Divide each side by '2'.
r = -7

Simplifying
r = -7

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