23b-21=9

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Solution for 23b-21=9 equation:


Simplifying
23b + -21 = 9

Reorder the terms:
-21 + 23b = 9

Solving
-21 + 23b = 9

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + 21 + 23b = 9 + 21

Combine like terms: -21 + 21 = 0
0 + 23b = 9 + 21
23b = 9 + 21

Combine like terms: 9 + 21 = 30
23b = 30

Divide each side by '23'.
b = 1.304347826

Simplifying
b = 1.304347826

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