3b-2b-40+50=180

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Solution for 3b-2b-40+50=180 equation: 


Simplifying
3b + -2b + -40 + 50 = 180

Reorder the terms:
-40 + 50 + 3b + -2b = 180

Combine like terms: -40 + 50 = 10
10 + 3b + -2b = 180

Combine like terms: 3b + -2b = 1b
10 + 1b = 180

Solving
10 + 1b = 180

Solving for variable 'b'.

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

Add '-10' to each side of the equation.
10 + -10 + 1b = 180 + -10

Combine like terms: 10 + -10 = 0
0 + 1b = 180 + -10
1b = 180 + -10

Combine like terms: 180 + -10 = 170
1b = 170

Divide each side by '1'.
b = 170

Simplifying
b = 170

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