4(8+b)-5(1-6b)=-75

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Solution for 4(8+b)-5(1-6b)=-75 equation:


Simplifying
4(8 + b) + -5(1 + -6b) = -75
(8 * 4 + b * 4) + -5(1 + -6b) = -75
(32 + 4b) + -5(1 + -6b) = -75
32 + 4b + (1 * -5 + -6b * -5) = -75
32 + 4b + (-5 + 30b) = -75

Reorder the terms:
32 + -5 + 4b + 30b = -75

Combine like terms: 32 + -5 = 27
27 + 4b + 30b = -75

Combine like terms: 4b + 30b = 34b
27 + 34b = -75

Solving
27 + 34b = -75

Solving for variable 'b'.

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

Add '-27' to each side of the equation.
27 + -27 + 34b = -75 + -27

Combine like terms: 27 + -27 = 0
0 + 34b = -75 + -27
34b = -75 + -27

Combine like terms: -75 + -27 = -102
34b = -102

Divide each side by '34'.
b = -3

Simplifying
b = -3

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