18-b=13

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Solution for 18-b=13 equation:


Simplifying
18 + -1b = 13

Solving
18 + -1b = 13

Solving for variable 'b'.

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

Add '-18' to each side of the equation.
18 + -18 + -1b = 13 + -18

Combine like terms: 18 + -18 = 0
0 + -1b = 13 + -18
-1b = 13 + -18

Combine like terms: 13 + -18 = -5
-1b = -5

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

Simplifying
b = 5

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