b+4-3b=2b+7-b

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Solution for b+4-3b=2b+7-b equation: 


Simplifying
b + 4 + -3b = 2b + 7 + -1b

Reorder the terms:
4 + b + -3b = 2b + 7 + -1b

Combine like terms: b + -3b = -2b
4 + -2b = 2b + 7 + -1b

Reorder the terms:
4 + -2b = 7 + 2b + -1b

Combine like terms: 2b + -1b = 1b
4 + -2b = 7 + 1b

Solving
4 + -2b = 7 + 1b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
4 + -2b + -1b = 7 + 1b + -1b

Combine like terms: -2b + -1b = -3b
4 + -3b = 7 + 1b + -1b

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

Add '-4' to each side of the equation.
4 + -4 + -3b = 7 + -4

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

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

Divide each side by '-3'.
b = -1

Simplifying
b = -1

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