Susan wants to rent a car for a day so she can visit her sister at Queen’s. She has called two car-rental agencies. Rent-a-Heap charges $50 for one day, plus $0.15/km. Rent-a-Car
charges $40 for one day, plus $0.20/km. At what distance will the cost of renting a car be
the same from both companies?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?