At a party 6 out of 8 people what pepperoni pizza what percent of people don’t want pepperoni pizza

What expression is equivalent to 42x-56y

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827