7b-1=120

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Solution for 7b-1=120 equation: 


Simplifying
7b + -1 = 120

Reorder the terms:
-1 + 7b = 120

Solving
-1 + 7b = 120

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + 7b = 120 + 1

Combine like terms: -1 + 1 = 0
0 + 7b = 120 + 1
7b = 120 + 1

Combine like terms: 120 + 1 = 121
7b = 121

Divide each side by '7'.
b = 17.28571429

Simplifying
b = 17.28571429

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