1-2b-3=-18

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Solution for 1-2b-3=-18 equation:


Simplifying
1 + -2b + -3 = -18

Reorder the terms:
1 + -3 + -2b = -18

Combine like terms: 1 + -3 = -2
-2 + -2b = -18

Solving
-2 + -2b = -18

Solving for variable 'b'.

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

Add '2' to each side of the equation.
-2 + 2 + -2b = -18 + 2

Combine like terms: -2 + 2 = 0
0 + -2b = -18 + 2
-2b = -18 + 2

Combine like terms: -18 + 2 = -16
-2b = -16

Divide each side by '-2'.
b = 8

Simplifying
b = 8

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