9b-8b-1=18

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Solution for 9b-8b-1=18 equation:


Simplifying
9b + -8b + -1 = 18

Reorder the terms:
-1 + 9b + -8b = 18

Combine like terms: 9b + -8b = 1b
-1 + 1b = 18

Solving
-1 + 1b = 18

Solving for variable 'b'.

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

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

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

Combine like terms: 18 + 1 = 19
1b = 19

Divide each side by '1'.
b = 19

Simplifying
b = 19

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