7b-80=4

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Solution for 7b-80=4 equation: 


Simplifying
7b + -80 = 4

Reorder the terms:
-80 + 7b = 4

Solving
-80 + 7b = 4

Solving for variable 'b'.

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

Add '80' to each side of the equation.
-80 + 80 + 7b = 4 + 80

Combine like terms: -80 + 80 = 0
0 + 7b = 4 + 80
7b = 4 + 80

Combine like terms: 4 + 80 = 84
7b = 84

Divide each side by '7'.
b = 12

Simplifying
b = 12

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