Every year, hannah sells blueberry and strawberry jam at the local farmers market. hannah charges four dollars per jar of blueberry jam and six dollars per jar of strawberry jam. part a write an expression to represent the cost to buy any amount of blueberry jam and strawberry jam. part b evaluate the expression for a purchase of three jars of blueberry jam in five jars of strawberry jam.

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.