2r-10=12r

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Solution for 2r-10=12r equation:


Simplifying
2r + -10 = 12r

Reorder the terms:
-10 + 2r = 12r

Solving
-10 + 2r = 12r

Solving for variable 'r'.

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

Add '-12r' to each side of the equation.
-10 + 2r + -12r = 12r + -12r

Combine like terms: 2r + -12r = -10r
-10 + -10r = 12r + -12r

Combine like terms: 12r + -12r = 0
-10 + -10r = 0

Add '10' to each side of the equation.
-10 + 10 + -10r = 0 + 10

Combine like terms: -10 + 10 = 0
0 + -10r = 0 + 10
-10r = 0 + 10

Combine like terms: 0 + 10 = 10
-10r = 10

Divide each side by '-10'.
r = -1

Simplifying
r = -1

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