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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