3b-7b=28

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Solution for 3b-7b=28 equation: 


Simplifying
3b + -7b = 28

Combine like terms: 3b + -7b = -4b
-4b = 28

Solving
-4b = 28

Solving for variable 'b'.

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

Divide each side by '-4'.
b = -7

Simplifying
b = -7

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