8b-4(b-4)=28

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Solution for 8b-4(b-4)=28 equation:


Simplifying
8b + -4(b + -4) = 28

Reorder the terms:
8b + -4(-4 + b) = 28
8b + (-4 * -4 + b * -4) = 28
8b + (16 + -4b) = 28

Reorder the terms:
16 + 8b + -4b = 28

Combine like terms: 8b + -4b = 4b
16 + 4b = 28

Solving
16 + 4b = 28

Solving for variable 'b'.

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

Add '-16' to each side of the equation.
16 + -16 + 4b = 28 + -16

Combine like terms: 16 + -16 = 0
0 + 4b = 28 + -16
4b = 28 + -16

Combine like terms: 28 + -16 = 12
4b = 12

Divide each side by '4'.
b = 3

Simplifying
b = 3

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