6(7b+4)-(b-7)=8b+2b

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Solution for 6(7b+4)-(b-7)=8b+2b equation:


Simplifying
6(7b + 4) + -1(b + -7) = 8b + 2b

Reorder the terms:
6(4 + 7b) + -1(b + -7) = 8b + 2b
(4 * 6 + 7b * 6) + -1(b + -7) = 8b + 2b
(24 + 42b) + -1(b + -7) = 8b + 2b

Reorder the terms:
24 + 42b + -1(-7 + b) = 8b + 2b
24 + 42b + (-7 * -1 + b * -1) = 8b + 2b
24 + 42b + (7 + -1b) = 8b + 2b

Reorder the terms:
24 + 7 + 42b + -1b = 8b + 2b

Combine like terms: 24 + 7 = 31
31 + 42b + -1b = 8b + 2b

Combine like terms: 42b + -1b = 41b
31 + 41b = 8b + 2b

Combine like terms: 8b + 2b = 10b
31 + 41b = 10b

Solving
31 + 41b = 10b

Solving for variable 'b'.

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

Add '-10b' to each side of the equation.
31 + 41b + -10b = 10b + -10b

Combine like terms: 41b + -10b = 31b
31 + 31b = 10b + -10b

Combine like terms: 10b + -10b = 0
31 + 31b = 0

Add '-31' to each side of the equation.
31 + -31 + 31b = 0 + -31

Combine like terms: 31 + -31 = 0
0 + 31b = 0 + -31
31b = 0 + -31

Combine like terms: 0 + -31 = -31
31b = -31

Divide each side by '31'.
b = -1

Simplifying
b = -1

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