5b-7b=4

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Solution for 5b-7b=4 equation: 


Simplifying
5b + -7b = 4

Combine like terms: 5b + -7b = -2b
-2b = 4

Solving
-2b = 4

Solving for variable 'b'.

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

Divide each side by '-2'.
b = -2

Simplifying
b = -2

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