-6=-2(3b+9)-(4-2b)

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Solution for -6=-2(3b+9)-(4-2b) equation:


Simplifying
-6 = -2(3b + 9) + -1(4 + -2b)

Reorder the terms:
-6 = -2(9 + 3b) + -1(4 + -2b)
-6 = (9 * -2 + 3b * -2) + -1(4 + -2b)
-6 = (-18 + -6b) + -1(4 + -2b)
-6 = -18 + -6b + (4 * -1 + -2b * -1)
-6 = -18 + -6b + (-4 + 2b)

Reorder the terms:
-6 = -18 + -4 + -6b + 2b

Combine like terms: -18 + -4 = -22
-6 = -22 + -6b + 2b

Combine like terms: -6b + 2b = -4b
-6 = -22 + -4b

Solving
-6 = -22 + -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.
-6 + 4b = -22 + -4b + 4b

Combine like terms: -4b + 4b = 0
-6 + 4b = -22 + 0
-6 + 4b = -22

Add '6' to each side of the equation.
-6 + 6 + 4b = -22 + 6

Combine like terms: -6 + 6 = 0
0 + 4b = -22 + 6
4b = -22 + 6

Combine like terms: -22 + 6 = -16
4b = -16

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

Simplifying
b = -4

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