Question

How do you solve `2( 3d + 1) = 20`?

Answer 1

d=3

Explanation:

2( 3d + 1) = 20

`(3d+1)/2` = `20/2` (Divide both sides by 2)

3d +1 = 10

3d = 9 (Dubtract 1 from both sides)

`d/3` = `9/3` (Divide both sides by 3)

d = 3