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

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


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

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

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

Reorder the terms:
-8 + 7b + -3(3 + 2b) = -2
-8 + 7b + (3 * -3 + 2b * -3) = -2
-8 + 7b + (-9 + -6b) = -2

Reorder the terms:
-8 + -9 + 7b + -6b = -2

Combine like terms: -8 + -9 = -17
-17 + 7b + -6b = -2

Combine like terms: 7b + -6b = 1b
-17 + 1b = -2

Solving
-17 + 1b = -2

Solving for variable 'b'.

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

Add '17' to each side of the equation.
-17 + 17 + 1b = -2 + 17

Combine like terms: -17 + 17 = 0
0 + 1b = -2 + 17
1b = -2 + 17

Combine like terms: -2 + 17 = 15
1b = 15

Divide each side by '1'.
b = 15

Simplifying
b = 15

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