Question

Frank needs a total of $360 to cover his expenses for the week. He earns $195 a week working at a restaurant and also walks dogs to supplement his income. Frank charges $15 per dog that he walks. Which equation can be used to find the number of dogs, d, that Frank needs to walk to cover his expenses, and how many dogs is that?

Answer 1

195 +15d=360

answer

subtract 195 from each side

15d=165

d=165/15=11

He would need to walk 11 dogs

Answer 2

He needs 11 dogs to cover his full expenses of $360 .