18b-54=9-3b

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Solution for 18b-54=9-3b equation:


Simplifying
18b + -54 = 9 + -3b

Reorder the terms:
-54 + 18b = 9 + -3b

Solving
-54 + 18b = 9 + -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
-54 + 18b + 3b = 9 + -3b + 3b

Combine like terms: 18b + 3b = 21b
-54 + 21b = 9 + -3b + 3b

Combine like terms: -3b + 3b = 0
-54 + 21b = 9 + 0
-54 + 21b = 9

Add '54' to each side of the equation.
-54 + 54 + 21b = 9 + 54

Combine like terms: -54 + 54 = 0
0 + 21b = 9 + 54
21b = 9 + 54

Combine like terms: 9 + 54 = 63
21b = 63

Divide each side by '21'.
b = 3

Simplifying
b = 3

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