Hiking burns about 144 calories each half hour. about how many calories can be burned if someone hikes 3 days a week for an hour?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Which graph shows the solution to the system of linear inequalities? y-4t< 4 y