2+8r=66

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Solution for 2+8r=66 equation: 


Simplifying
2 + 8r = 66

Solving
2 + 8r = 66

Solving for variable 'r'.

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

Add '-2' to each side of the equation.
2 + -2 + 8r = 66 + -2

Combine like terms: 2 + -2 = 0
0 + 8r = 66 + -2
8r = 66 + -2

Combine like terms: 66 + -2 = 64
8r = 64

Divide each side by '8'.
r = 8

Simplifying
r = 8

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