9b+4+9b-7=-8(1+7b)-5(b-1)

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Solution for 9b+4+9b-7=-8(1+7b)-5(b-1) equation:


Simplifying
9b + 4 + 9b + -7 = -8(1 + 7b) + -5(b + -1)

Reorder the terms:
4 + -7 + 9b + 9b = -8(1 + 7b) + -5(b + -1)

Combine like terms: 4 + -7 = -3
-3 + 9b + 9b = -8(1 + 7b) + -5(b + -1)

Combine like terms: 9b + 9b = 18b
-3 + 18b = -8(1 + 7b) + -5(b + -1)
-3 + 18b = (1 * -8 + 7b * -8) + -5(b + -1)
-3 + 18b = (-8 + -56b) + -5(b + -1)

Reorder the terms:
-3 + 18b = -8 + -56b + -5(-1 + b)
-3 + 18b = -8 + -56b + (-1 * -5 + b * -5)
-3 + 18b = -8 + -56b + (5 + -5b)

Reorder the terms:
-3 + 18b = -8 + 5 + -56b + -5b

Combine like terms: -8 + 5 = -3
-3 + 18b = -3 + -56b + -5b

Combine like terms: -56b + -5b = -61b
-3 + 18b = -3 + -61b

Add '3' to each side of the equation.
-3 + 3 + 18b = -3 + 3 + -61b

Combine like terms: -3 + 3 = 0
0 + 18b = -3 + 3 + -61b
18b = -3 + 3 + -61b

Combine like terms: -3 + 3 = 0
18b = 0 + -61b
18b = -61b

Solving
18b = -61b

Solving for variable 'b'.

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

Add '61b' to each side of the equation.
18b + 61b = -61b + 61b

Combine like terms: 18b + 61b = 79b
79b = -61b + 61b

Combine like terms: -61b + 61b = 0
79b = 0

Divide each side by '79'.
b = 0

Simplifying
b = 0

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