12r-18=-13r+18

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


Simplifying
12r + -18 = -13r + 18

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

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

Solving
-18 + 12r = 18 + -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 = 18 + -13r + 13r

Combine like terms: 12r + 13r = 25r
-18 + 25r = 18 + -13r + 13r

Combine like terms: -13r + 13r = 0
-18 + 25r = 18 + 0
-18 + 25r = 18

Add '18' to each side of the equation.
-18 + 18 + 25r = 18 + 18

Combine like terms: -18 + 18 = 0
0 + 25r = 18 + 18
25r = 18 + 18

Combine like terms: 18 + 18 = 36
25r = 36

Divide each side by '25'.
r = 1.44

Simplifying
r = 1.44

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