2(b+1)-(5+b)=-7

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Solution for 2(b+1)-(5+b)=-7 equation: 


Simplifying
2(b + 1) + -1(5 + b) = -7

Reorder the terms:
2(1 + b) + -1(5 + b) = -7
(1 * 2 + b * 2) + -1(5 + b) = -7
(2 + 2b) + -1(5 + b) = -7
2 + 2b + (5 * -1 + b * -1) = -7
2 + 2b + (-5 + -1b) = -7

Reorder the terms:
2 + -5 + 2b + -1b = -7

Combine like terms: 2 + -5 = -3
-3 + 2b + -1b = -7

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

Solving
-3 + 1b = -7

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + 1b = -7 + 3

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

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

Divide each side by '1'.
b = -4

Simplifying
b = -4

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