4r+8=12-2r

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Solution for 4r+8=12-2r equation:


Simplifying
4r + 8 = 12 + -2r

Reorder the terms:
8 + 4r = 12 + -2r

Solving
8 + 4r = 12 + -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 = 12 + -2r + 2r

Combine like terms: 4r + 2r = 6r
8 + 6r = 12 + -2r + 2r

Combine like terms: -2r + 2r = 0
8 + 6r = 12 + 0
8 + 6r = 12

Add '-8' to each side of the equation.
8 + -8 + 6r = 12 + -8

Combine like terms: 8 + -8 = 0
0 + 6r = 12 + -8
6r = 12 + -8

Combine like terms: 12 + -8 = 4
6r = 4

Divide each side by '6'.
r = 0.6666666667

Simplifying
r = 0.6666666667

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