3b-4b-7=

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Solution for 3b-4b-7= equation: 


Simplifying
3b + -4b + -7 = 0

Reorder the terms:
-7 + 3b + -4b = 0

Combine like terms: 3b + -4b = -1b
-7 + -1b = 0

Solving
-7 + -1b = 0

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + -1b = 0 + 7

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

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

Divide each side by '-1'.
b = -7

Simplifying
b = -7

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