12r=4+8r

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Solution for 12r=4+8r equation: 


Simplifying
12r = 4 + 8r

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

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

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

Divide each side by '4'.
r = 1

Simplifying
r = 1

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