8r-2=102

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Solution for 8r-2=102 equation: 


Simplifying
8r + -2 = 102

Reorder the terms:
-2 + 8r = 102

Solving
-2 + 8r = 102

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 = 102 + 2

Combine like terms: -2 + 2 = 0
0 + 8r = 102 + 2
8r = 102 + 2

Combine like terms: 102 + 2 = 104
8r = 104

Divide each side by '8'.
r = 13

Simplifying
r = 13

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