8r-5=51

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Solution for 8r-5=51 equation: 


Simplifying
8r + -5 = 51

Reorder the terms:
-5 + 8r = 51

Solving
-5 + 8r = 51

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 8r = 51 + 5

Combine like terms: -5 + 5 = 0
0 + 8r = 51 + 5
8r = 51 + 5

Combine like terms: 51 + 5 = 56
8r = 56

Divide each side by '8'.
r = 7

Simplifying
r = 7

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