30b+20=140

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Solution for 30b+20=140 equation: 


Simplifying
30b + 20 = 140

Reorder the terms:
20 + 30b = 140

Solving
20 + 30b = 140

Solving for variable 'b'.

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

Add '-20' to each side of the equation.
20 + -20 + 30b = 140 + -20

Combine like terms: 20 + -20 = 0
0 + 30b = 140 + -20
30b = 140 + -20

Combine like terms: 140 + -20 = 120
30b = 120

Divide each side by '30'.
b = 4

Simplifying
b = 4

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