9) Amusic store receives shipments of recorders and harmonicas. A shipment of 5
recorders and 4 harmonicas costs $62. A shipment of 10 recorders and 3
harmonicas costs $84. Find the cost of a recorder and a harmonica.
Equation:

Equation:
$ of recorder

$ of harmonica

(05.02) mr. morris is going to save money and replace his sailboat's mainsail himself. he must determine the area of the mainsail in order to buy the correct amount of material. calculate the area of the parallelogram to determine how much material should be purchased. be sure to explain how to decompose this shape into rectangles and triangles. describe their dimensions and show your work.