4=2(2b-1)-6b

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Solution for 4=2(2b-1)-6b equation:


Simplifying
4 = 2(2b + -1) + -6b

Reorder the terms:
4 = 2(-1 + 2b) + -6b
4 = (-1 * 2 + 2b * 2) + -6b
4 = (-2 + 4b) + -6b

Combine like terms: 4b + -6b = -2b
4 = -2 + -2b

Solving
4 = -2 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
4 + 2b = -2 + -2b + 2b

Combine like terms: -2b + 2b = 0
4 + 2b = -2 + 0
4 + 2b = -2

Add '-4' to each side of the equation.
4 + -4 + 2b = -2 + -4

Combine like terms: 4 + -4 = 0
0 + 2b = -2 + -4
2b = -2 + -4

Combine like terms: -2 + -4 = -6
2b = -6

Divide each side by '2'.
b = -3

Simplifying
b = -3

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