r+6-2r=12

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Solution for r+6-2r=12 equation:


Simplifying
r + 6 + -2r = 12

Reorder the terms:
6 + r + -2r = 12

Combine like terms: r + -2r = -1r
6 + -1r = 12

Solving
6 + -1r = 12

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + -1r = 12 + -6

Combine like terms: 6 + -6 = 0
0 + -1r = 12 + -6
-1r = 12 + -6

Combine like terms: 12 + -6 = 6
-1r = 6

Divide each side by '-1'.
r = -6

Simplifying
r = -6

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