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

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


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

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

Multiply -1 * 2
6b + -2(1 + 2b) = 4
6b + (1 * -2 + 2b * -2) = 4
6b + (-2 + -4b) = 4

Reorder the terms:
-2 + 6b + -4b = 4

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

Solving
-2 + 2b = 4

Solving for variable 'b'.

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

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

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

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

Divide each side by '2'.
b = 3

Simplifying
b = 3

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