159k views
4 votes
Some friends decide to go to the aquarium together.Each person pays $7.50 to get in.They spend a total of $40 for the shark exhibit.The total cost is $70.Solve 7.5x+40=70 to find how many people went to the aquarium.

User Prathamesh
by
7.9k points

1 Answer

2 votes
7.5x+40=70=> 7.5x=30=>x=30/7.5 so x = 4 people
User Mzf
by
8.1k points