18-11r=13

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Solution for 18-11r=13 equation: 


Simplifying
18 + -11r = 13

Solving
18 + -11r = 13

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 + -11r = 13 + -18

Combine like terms: 18 + -18 = 0
0 + -11r = 13 + -18
-11r = 13 + -18

Combine like terms: 13 + -18 = -5
-11r = -5

Divide each side by '-11'.
r = 0.4545454545

Simplifying
r = 0.4545454545

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