r-18=36

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Solution for r-18=36 equation: 


Simplifying
r + -18 = 36

Reorder the terms:
-18 + r = 36

Solving
-18 + r = 36

Solving for variable 'r'.

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

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

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

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

Simplifying
r = 54

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