-12-2r=7r+6

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Solution for -12-2r=7r+6 equation:


Simplifying
-12 + -2r = 7r + 6

Reorder the terms:
-12 + -2r = 6 + 7r

Solving
-12 + -2r = 6 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
-12 + -2r + -7r = 6 + 7r + -7r

Combine like terms: -2r + -7r = -9r
-12 + -9r = 6 + 7r + -7r

Combine like terms: 7r + -7r = 0
-12 + -9r = 6 + 0
-12 + -9r = 6

Add '12' to each side of the equation.
-12 + 12 + -9r = 6 + 12

Combine like terms: -12 + 12 = 0
0 + -9r = 6 + 12
-9r = 6 + 12

Combine like terms: 6 + 12 = 18
-9r = 18

Divide each side by '-9'.
r = -2

Simplifying
r = -2

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