5b-2=81

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Solution for 5b-2=81 equation: 


Simplifying
5b + -2 = 81

Reorder the terms:
-2 + 5b = 81

Solving
-2 + 5b = 81

Solving for variable 'b'.

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

Add '2' to each side of the equation.
-2 + 2 + 5b = 81 + 2

Combine like terms: -2 + 2 = 0
0 + 5b = 81 + 2
5b = 81 + 2

Combine like terms: 81 + 2 = 83
5b = 83

Divide each side by '5'.
b = 16.6

Simplifying
b = 16.6

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