3b=45-2b

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Solution for 3b=45-2b equation: 


Simplifying
3b = 45 + -2b

Solving
3b = 45 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
3b + 2b = 45 + -2b + 2b

Combine like terms: 3b + 2b = 5b
5b = 45 + -2b + 2b

Combine like terms: -2b + 2b = 0
5b = 45 + 0
5b = 45

Divide each side by '5'.
b = 9

Simplifying
b = 9

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