-18=-3-b

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Solution for -18=-3-b equation:


Simplifying
-18 = -3 + -1b

Solving
-18 = -3 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
-18 + b = -3 + -1b + b

Combine like terms: -1b + b = 0
-18 + b = -3 + 0
-18 + b = -3

Add '18' to each side of the equation.
-18 + 18 + b = -3 + 18

Combine like terms: -18 + 18 = 0
0 + b = -3 + 18
b = -3 + 18

Combine like terms: -3 + 18 = 15
b = 15

Simplifying
b = 15

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