13+7r+r-8=10r+12-2r-7

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Solution for 13+7r+r-8=10r+12-2r-7 equation:


Simplifying
13 + 7r + r + -8 = 10r + 12 + -2r + -7

Reorder the terms:
13 + -8 + 7r + r = 10r + 12 + -2r + -7

Combine like terms: 13 + -8 = 5
5 + 7r + r = 10r + 12 + -2r + -7

Combine like terms: 7r + r = 8r
5 + 8r = 10r + 12 + -2r + -7

Reorder the terms:
5 + 8r = 12 + -7 + 10r + -2r

Combine like terms: 12 + -7 = 5
5 + 8r = 5 + 10r + -2r

Combine like terms: 10r + -2r = 8r
5 + 8r = 5 + 8r

Add '-5' to each side of the equation.
5 + -5 + 8r = 5 + -5 + 8r

Combine like terms: 5 + -5 = 0
0 + 8r = 5 + -5 + 8r
8r = 5 + -5 + 8r

Combine like terms: 5 + -5 = 0
8r = 0 + 8r
8r = 8r

Add '-8r' to each side of the equation.
8r + -8r = 8r + -8r

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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