4(2b-2)-b=55

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Solution for 4(2b-2)-b=55 equation:


Simplifying
4(2b + -2) + -1b = 55

Reorder the terms:
4(-2 + 2b) + -1b = 55
(-2 * 4 + 2b * 4) + -1b = 55
(-8 + 8b) + -1b = 55

Combine like terms: 8b + -1b = 7b
-8 + 7b = 55

Solving
-8 + 7b = 55

Solving for variable 'b'.

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

Add '8' to each side of the equation.
-8 + 8 + 7b = 55 + 8

Combine like terms: -8 + 8 = 0
0 + 7b = 55 + 8
7b = 55 + 8

Combine like terms: 55 + 8 = 63
7b = 63

Divide each side by '7'.
b = 9

Simplifying
b = 9

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