6x+7y=-10 ; -4x+8y=32 Based on the system of equations above, what is the value of the difference y-x?
4x-2y=16 ; 7x+4y=13 Based on the system of equations above, what is the value of the sum x+y?
Hailey is going on a road trip and needs to rent a car. The company has a $3 untaxed car cleaning fee for all customers. Each mile is charged 4 cents. Customers must also pay the company $30 with an added 6% sales tax for the first tank of gas. How much will Hailey owe the company if she drives t miles
. Jim goes to the movies on a Wednesday morning. He is a senior citizen viewing a matinee performance. Movies usually cost y dollars a ticket. Students receive a 10% discount. Senior citizens receive a 15% discount. Matinee performances are then half off the new price. How much did Jim pay?
A pancake maker can make 6 pancakes per liter of batter when making 96 pancakes an hour. The machine has 12 liters of batter first thing in the morning. If the machine continues making 96 pancakes an hour, which of the following function s models the number of liters of batter remaining in the machine j hours after the day begins?