13b-39=104

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Solution for 13b-39=104 equation: 


Simplifying
13b + -39 = 104

Reorder the terms:
-39 + 13b = 104

Solving
-39 + 13b = 104

Solving for variable 'b'.

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

Add '39' to each side of the equation.
-39 + 39 + 13b = 104 + 39

Combine like terms: -39 + 39 = 0
0 + 13b = 104 + 39
13b = 104 + 39

Combine like terms: 104 + 39 = 143
13b = 143

Divide each side by '13'.
b = 11

Simplifying
b = 11

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