-5(3b-4)=80

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Solution for -5(3b-4)=80 equation:


Simplifying
-5(3b + -4) = 80

Reorder the terms:
-5(-4 + 3b) = 80
(-4 * -5 + 3b * -5) = 80
(20 + -15b) = 80

Solving
20 + -15b = 80

Solving for variable 'b'.

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

Add '-20' to each side of the equation.
20 + -20 + -15b = 80 + -20

Combine like terms: 20 + -20 = 0
0 + -15b = 80 + -20
-15b = 80 + -20

Combine like terms: 80 + -20 = 60
-15b = 60

Divide each side by '-15'.
b = -4

Simplifying
b = -4

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