7b-2b=30

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Solution for 7b-2b=30 equation: 


Simplifying
7b + -2b = 30

Combine like terms: 7b + -2b = 5b
5b = 30

Solving
5b = 30

Solving for variable 'b'.

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

Divide each side by '5'.
b = 6

Simplifying
b = 6

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