Question

A puppy named Dusty started out at 2 pounds and gained 1 pound every month. At

how many months did Dusty weigh 6 pounds?

Answer 1

4 months

Explanation:

Let x be the number of months

Dusty started at 2 lbs, and gains 1 lb every month

So we can make the equation

2+x=6

x=4

At 4 months, Dusty was 6 lbs