Question 362286
First you set it up in an equation.

(x)(x+1)(x+2)=0

Then plug in terms.

2(x+1)+1=3(x+2)

Simplify

2x+2+1=3x+6

2x+3=3x+6

3=x+6

-3=x

x=-3

Then you plug that into the first equation and your numbers are
-3,-2,-1