-2b+8(b+7)=-b

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Solution for -2b+8(b+7)=-b equation:


Simplifying
-2b + 8(b + 7) = -1b

Reorder the terms:
-2b + 8(7 + b) = -1b
-2b + (7 * 8 + b * 8) = -1b
-2b + (56 + 8b) = -1b

Reorder the terms:
56 + -2b + 8b = -1b

Combine like terms: -2b + 8b = 6b
56 + 6b = -1b

Solving
56 + 6b = -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
56 + 6b + b = -1b + b

Combine like terms: 6b + b = 7b
56 + 7b = -1b + b

Combine like terms: -1b + b = 0
56 + 7b = 0

Add '-56' to each side of the equation.
56 + -56 + 7b = 0 + -56

Combine like terms: 56 + -56 = 0
0 + 7b = 0 + -56
7b = 0 + -56

Combine like terms: 0 + -56 = -56
7b = -56

Divide each side by '7'.
b = -8

Simplifying
b = -8

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