-9-2(12r+2)=-15r-13-9r

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Solution for -9-2(12r+2)=-15r-13-9r equation: 


Simplifying
-9 + -2(12r + 2) = -15r + -13 + -9r

Reorder the terms:
-9 + -2(2 + 12r) = -15r + -13 + -9r
-9 + (2 * -2 + 12r * -2) = -15r + -13 + -9r
-9 + (-4 + -24r) = -15r + -13 + -9r

Combine like terms: -9 + -4 = -13
-13 + -24r = -15r + -13 + -9r

Reorder the terms:
-13 + -24r = -13 + -15r + -9r

Combine like terms: -15r + -9r = -24r
-13 + -24r = -13 + -24r

Add '13' to each side of the equation.
-13 + 13 + -24r = -13 + 13 + -24r

Combine like terms: -13 + 13 = 0
0 + -24r = -13 + 13 + -24r
-24r = -13 + 13 + -24r

Combine like terms: -13 + 13 = 0
-24r = 0 + -24r
-24r = -24r

Add '24r' to each side of the equation.
-24r + 24r = -24r + 24r

Combine like terms: -24r + 24r = 0
0 = -24r + 24r

Combine like terms: -24r + 24r = 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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