39=4+5b

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Solution for 39=4+5b equation:


Simplifying
39 = 4 + 5b

Solving
39 = 4 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
39 + -5b = 4 + 5b + -5b

Combine like terms: 5b + -5b = 0
39 + -5b = 4 + 0
39 + -5b = 4

Add '-39' to each side of the equation.
39 + -39 + -5b = 4 + -39

Combine like terms: 39 + -39 = 0
0 + -5b = 4 + -39
-5b = 4 + -39

Combine like terms: 4 + -39 = -35
-5b = -35

Divide each side by '-5'.
b = 7

Simplifying
b = 7

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