5(3+8b)-(b+3)=-27

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Solution for 5(3+8b)-(b+3)=-27 equation:


Simplifying
5(3 + 8b) + -1(b + 3) = -27
(3 * 5 + 8b * 5) + -1(b + 3) = -27
(15 + 40b) + -1(b + 3) = -27

Reorder the terms:
15 + 40b + -1(3 + b) = -27
15 + 40b + (3 * -1 + b * -1) = -27
15 + 40b + (-3 + -1b) = -27

Reorder the terms:
15 + -3 + 40b + -1b = -27

Combine like terms: 15 + -3 = 12
12 + 40b + -1b = -27

Combine like terms: 40b + -1b = 39b
12 + 39b = -27

Solving
12 + 39b = -27

Solving for variable 'b'.

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

Add '-12' to each side of the equation.
12 + -12 + 39b = -27 + -12

Combine like terms: 12 + -12 = 0
0 + 39b = -27 + -12
39b = -27 + -12

Combine like terms: -27 + -12 = -39
39b = -39

Divide each side by '39'.
b = -1

Simplifying
b = -1

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