7b-8-2(3b+4)=-5

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Solution for 7b-8-2(3b+4)=-5 equation: 


Simplifying
7b + -8 + -2(3b + 4) = -5

Reorder the terms:
7b + -8 + -2(4 + 3b) = -5
7b + -8 + (4 * -2 + 3b * -2) = -5
7b + -8 + (-8 + -6b) = -5

Reorder the terms:
-8 + -8 + 7b + -6b = -5

Combine like terms: -8 + -8 = -16
-16 + 7b + -6b = -5

Combine like terms: 7b + -6b = 1b
-16 + 1b = -5

Solving
-16 + 1b = -5

Solving for variable 'b'.

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

Add '16' to each side of the equation.
-16 + 16 + 1b = -5 + 16

Combine like terms: -16 + 16 = 0
0 + 1b = -5 + 16
1b = -5 + 16

Combine like terms: -5 + 16 = 11
1b = 11

Divide each side by '1'.
b = 11

Simplifying
b = 11

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