8b+42=138

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Solution for 8b+42=138 equation: 


Simplifying
8b + 42 = 138

Reorder the terms:
42 + 8b = 138

Solving
42 + 8b = 138

Solving for variable 'b'.

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

Add '-42' to each side of the equation.
42 + -42 + 8b = 138 + -42

Combine like terms: 42 + -42 = 0
0 + 8b = 138 + -42
8b = 138 + -42

Combine like terms: 138 + -42 = 96
8b = 96

Divide each side by '8'.
b = 12

Simplifying
b = 12

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