-8(8b-5)-5(b-8)=-58

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Solution for -8(8b-5)-5(b-8)=-58 equation:


Simplifying
-8(8b + -5) + -5(b + -8) = -58

Reorder the terms:
-8(-5 + 8b) + -5(b + -8) = -58
(-5 * -8 + 8b * -8) + -5(b + -8) = -58
(40 + -64b) + -5(b + -8) = -58

Reorder the terms:
40 + -64b + -5(-8 + b) = -58
40 + -64b + (-8 * -5 + b * -5) = -58
40 + -64b + (40 + -5b) = -58

Reorder the terms:
40 + 40 + -64b + -5b = -58

Combine like terms: 40 + 40 = 80
80 + -64b + -5b = -58

Combine like terms: -64b + -5b = -69b
80 + -69b = -58

Solving
80 + -69b = -58

Solving for variable 'b'.

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

Add '-80' to each side of the equation.
80 + -80 + -69b = -58 + -80

Combine like terms: 80 + -80 = 0
0 + -69b = -58 + -80
-69b = -58 + -80

Combine like terms: -58 + -80 = -138
-69b = -138

Divide each side by '-69'.
b = 2

Simplifying
b = 2

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