18-2r=-30

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Solution for 18-2r=-30 equation: 


Simplifying
18 + -2r = -30

Solving
18 + -2r = -30

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 + -2r = -30 + -18

Combine like terms: 18 + -18 = 0
0 + -2r = -30 + -18
-2r = -30 + -18

Combine like terms: -30 + -18 = -48
-2r = -48

Divide each side by '-2'.
r = 24

Simplifying
r = 24

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