12-5r=3r-6r

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Solution for 12-5r=3r-6r equation:


Simplifying
12 + -5r = 3r + -6r

Combine like terms: 3r + -6r = -3r
12 + -5r = -3r

Solving
12 + -5r = -3r

Solving for variable 'r'.

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

Add '3r' to each side of the equation.
12 + -5r + 3r = -3r + 3r

Combine like terms: -5r + 3r = -2r
12 + -2r = -3r + 3r

Combine like terms: -3r + 3r = 0
12 + -2r = 0

Add '-12' to each side of the equation.
12 + -12 + -2r = 0 + -12

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

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

Divide each side by '-2'.
r = 6

Simplifying
r = 6

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