4r+8=-2r+4r

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


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

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

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

Solving
8 + 4r = 2r

Solving for variable 'r'.

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

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

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

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

Add '-8' to each side of the equation.
8 + -8 + 2r = 0 + -8

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

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

Divide each side by '2'.
r = -4

Simplifying
r = -4

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