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

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


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

Reorder the terms:
(-3 + 9b) + -2(4b + 4) = -2

Remove parenthesis around (-3 + 9b)
-3 + 9b + -2(4b + 4) = -2

Reorder the terms:
-3 + 9b + -2(4 + 4b) = -2
-3 + 9b + (4 * -2 + 4b * -2) = -2
-3 + 9b + (-8 + -8b) = -2

Reorder the terms:
-3 + -8 + 9b + -8b = -2

Combine like terms: -3 + -8 = -11
-11 + 9b + -8b = -2

Combine like terms: 9b + -8b = 1b
-11 + 1b = -2

Solving
-11 + 1b = -2

Solving for variable 'b'.

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

Add '11' to each side of the equation.
-11 + 11 + 1b = -2 + 11

Combine like terms: -11 + 11 = 0
0 + 1b = -2 + 11
1b = -2 + 11

Combine like terms: -2 + 11 = 9
1b = 9

Divide each side by '1'.
b = 9

Simplifying
b = 9

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