At Walmart there is a jacket for $75, you have a coupon for 30% off. How much is the price of the jacket after the sale? How much was saved?

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

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Factor and solve to find roots x squared -x - 90 =0