15+2r=36

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Solution for 15+2r=36 equation: 


Simplifying
15 + 2r = 36

Solving
15 + 2r = 36

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + 2r = 36 + -15

Combine like terms: 15 + -15 = 0
0 + 2r = 36 + -15
2r = 36 + -15

Combine like terms: 36 + -15 = 21
2r = 21

Divide each side by '2'.
r = 10.5

Simplifying
r = 10.5

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