8=-7(b+4)

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Solution for 8=-7(b+4) equation:


Simplifying
8 = -7(b + 4)

Reorder the terms:
8 = -7(4 + b)
8 = (4 * -7 + b * -7)
8 = (-28 + -7b)

Solving
8 = -28 + -7b

Solving for variable 'b'.

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

Add '7b' to each side of the equation.
8 + 7b = -28 + -7b + 7b

Combine like terms: -7b + 7b = 0
8 + 7b = -28 + 0
8 + 7b = -28

Add '-8' to each side of the equation.
8 + -8 + 7b = -28 + -8

Combine like terms: 8 + -8 = 0
0 + 7b = -28 + -8
7b = -28 + -8

Combine like terms: -28 + -8 = -36
7b = -36

Divide each side by '7'.
b = -5.142857143

Simplifying
b = -5.142857143

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