8b-6-4=-7(1-7b)+5(-8b-1)

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Solution for 8b-6-4=-7(1-7b)+5(-8b-1) equation:


Simplifying
8b + -6 + -4 = -7(1 + -7b) + 5(-8b + -1)

Reorder the terms:
-6 + -4 + 8b = -7(1 + -7b) + 5(-8b + -1)

Combine like terms: -6 + -4 = -10
-10 + 8b = -7(1 + -7b) + 5(-8b + -1)
-10 + 8b = (1 * -7 + -7b * -7) + 5(-8b + -1)
-10 + 8b = (-7 + 49b) + 5(-8b + -1)

Reorder the terms:
-10 + 8b = -7 + 49b + 5(-1 + -8b)
-10 + 8b = -7 + 49b + (-1 * 5 + -8b * 5)
-10 + 8b = -7 + 49b + (-5 + -40b)

Reorder the terms:
-10 + 8b = -7 + -5 + 49b + -40b

Combine like terms: -7 + -5 = -12
-10 + 8b = -12 + 49b + -40b

Combine like terms: 49b + -40b = 9b
-10 + 8b = -12 + 9b

Solving
-10 + 8b = -12 + 9b

Solving for variable 'b'.

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

Add '-9b' to each side of the equation.
-10 + 8b + -9b = -12 + 9b + -9b

Combine like terms: 8b + -9b = -1b
-10 + -1b = -12 + 9b + -9b

Combine like terms: 9b + -9b = 0
-10 + -1b = -12 + 0
-10 + -1b = -12

Add '10' to each side of the equation.
-10 + 10 + -1b = -12 + 10

Combine like terms: -10 + 10 = 0
0 + -1b = -12 + 10
-1b = -12 + 10

Combine like terms: -12 + 10 = -2
-1b = -2

Divide each side by '-1'.
b = 2

Simplifying
b = 2

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