4b+5b-9=

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Solution for 4b+5b-9= equation: 


Simplifying
4b + 5b + -9 = 0

Reorder the terms:
-9 + 4b + 5b = 0

Combine like terms: 4b + 5b = 9b
-9 + 9b = 0

Solving
-9 + 9b = 0

Solving for variable 'b'.

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

Add '9' to each side of the equation.
-9 + 9 + 9b = 0 + 9

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

Combine like terms: 0 + 9 = 9
9b = 9

Divide each side by '9'.
b = 1

Simplifying
b = 1

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