8b+4=4(b-7)

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


Simplifying
8b + 4 = 4(b + -7)

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

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

Solving
4 + 8b = -28 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
4 + 8b + -4b = -28 + 4b + -4b

Combine like terms: 8b + -4b = 4b
4 + 4b = -28 + 4b + -4b

Combine like terms: 4b + -4b = 0
4 + 4b = -28 + 0
4 + 4b = -28

Add '-4' to each side of the equation.
4 + -4 + 4b = -28 + -4

Combine like terms: 4 + -4 = 0
0 + 4b = -28 + -4
4b = -28 + -4

Combine like terms: -28 + -4 = -32
4b = -32

Divide each side by '4'.
b = -8

Simplifying
b = -8

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