8r+12=100

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Solution for 8r+12=100 equation: 


Simplifying
8r + 12 = 100

Reorder the terms:
12 + 8r = 100

Solving
12 + 8r = 100

Solving for variable 'r'.

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

Add '-12' to each side of the equation.
12 + -12 + 8r = 100 + -12

Combine like terms: 12 + -12 = 0
0 + 8r = 100 + -12
8r = 100 + -12

Combine like terms: 100 + -12 = 88
8r = 88

Divide each side by '8'.
r = 11

Simplifying
r = 11

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