8-b=13

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Solution for 8-b=13 equation:


Simplifying
8 + -1b = 13

Solving
8 + -1b = 13

Solving for variable 'b'.

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

Add '-8' to each side of the equation.
8 + -8 + -1b = 13 + -8

Combine like terms: 8 + -8 = 0
0 + -1b = 13 + -8
-1b = 13 + -8

Combine like terms: 13 + -8 = 5
-1b = 5

Divide each side by '-1'.
b = -5

Simplifying
b = -5

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