8r+15=55

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Solution for 8r+15=55 equation: 


Simplifying
8r + 15 = 55

Reorder the terms:
15 + 8r = 55

Solving
15 + 8r = 55

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 + 8r = 55 + -15

Combine like terms: 15 + -15 = 0
0 + 8r = 55 + -15
8r = 55 + -15

Combine like terms: 55 + -15 = 40
8r = 40

Divide each side by '8'.
r = 5

Simplifying
r = 5

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