12r-18=13r+36

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Solution for 12r-18=13r+36 equation:


Simplifying
12r + -18 = 13r + 36

Reorder the terms:
-18 + 12r = 13r + 36

Reorder the terms:
-18 + 12r = 36 + 13r

Solving
-18 + 12r = 36 + 13r

Solving for variable 'r'.

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

Add '-13r' to each side of the equation.
-18 + 12r + -13r = 36 + 13r + -13r

Combine like terms: 12r + -13r = -1r
-18 + -1r = 36 + 13r + -13r

Combine like terms: 13r + -13r = 0
-18 + -1r = 36 + 0
-18 + -1r = 36

Add '18' to each side of the equation.
-18 + 18 + -1r = 36 + 18

Combine like terms: -18 + 18 = 0
0 + -1r = 36 + 18
-1r = 36 + 18

Combine like terms: 36 + 18 = 54
-1r = 54

Divide each side by '-1'.
r = -54

Simplifying
r = -54

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