(7b-8)-2(3b+3)=-4

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Solution for (7b-8)-2(3b+3)=-4 equation:


Simplifying
(7b + -8) + -2(3b + 3) = -4

Reorder the terms:
(-8 + 7b) + -2(3b + 3) = -4

Remove parenthesis around (-8 + 7b)
-8 + 7b + -2(3b + 3) = -4

Reorder the terms:
-8 + 7b + -2(3 + 3b) = -4
-8 + 7b + (3 * -2 + 3b * -2) = -4
-8 + 7b + (-6 + -6b) = -4

Reorder the terms:
-8 + -6 + 7b + -6b = -4

Combine like terms: -8 + -6 = -14
-14 + 7b + -6b = -4

Combine like terms: 7b + -6b = 1b
-14 + 1b = -4

Solving
-14 + 1b = -4

Solving for variable 'b'.

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

Add '14' to each side of the equation.
-14 + 14 + 1b = -4 + 14

Combine like terms: -14 + 14 = 0
0 + 1b = -4 + 14
1b = -4 + 14

Combine like terms: -4 + 14 = 10
1b = 10

Divide each side by '1'.
b = 10

Simplifying
b = 10

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