applications involving cost

Question

1. Zoey purchased some beef and some chicken for a family barbeque. The beef cost $6.00 per pound and the chicken cost $4.50 per pound. She bought a total of 18 lb of meat and spent $96. How much of each type of meat did she purchase?

Answer 1

B+C = 18

6B+4.5C = 96

4.5B+4.5C = 18(4.5) = 81

1.5B = 15

B = 10 Beef

C = 8 Chicken