10 points and will give brainliest
7. charlie goes to a new car dealership and buys a car for $35,000. the salesman tells him that the car depreciates 20% of its value every year as soon as it leaves the dealership. charlie wants to know the value of his new car after 4 years. show the formula, the steps to solve this problem, and then the answer including the units of measurement.

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.