x=3, y=-6 8 bottles of apple juice & 4 bottles of orange No solution juice x=7, y=3 mowed lawns of 4 households and shoveled x=-14.5, y=-1.5 snow for 6 households x=10, y=6 4 adults & 2 students x=-3, y=8 Pen: $0.39, Marker: $1.19 x=3, y=6 Children: 219, Adults 606 x=-9, y=2 10 bottles of grape juice & 6 bottles of x=-8, y=4 lemonade x=3, y=5 mowed lawns for 8 households and Adults: 620, Children: 880 shoveled snow for 7 households Plywood: $13, Box of nails: $8 2 adults and 8 students Review Answers Part A: C D Part B: D Answers vary; Sample Answer: (0, 3) Answers vary; Sample Answer: (1, -4) Part A: A g = 5b Part A: b + g = 120 Part B: Part B: D 20 boys & 100 girls (2, 1) Part A: (1, 5) 2x + 4y = 140 B x = 5y Part A: Part B: 10 adults and 50 students Part B: C 2 people named “Seven” (-9.2, -1.6) 2 people named “Six” A The megalodon had 75 teeth A C = .10t + 20 C = .20t + 15 The plans cost the same with 50 text messages. If purchasing a plan with less than 50 text messages, company B has a better price. If purchasing a plan with more than 50 text messages, company A has a better price.
x=3, y=-6 No solution x=7, y=3 x=-14.5, y=-1.5 x=10, y=6 x=-3, y=8 x=3, y=6 x=-9, y=2 x=-8, y=4 x=3, y=5 Adults: 620, Children: 880 Plywood: $13, Box of nails: $8 8 bottles of apple juice & 4 bottles of orange juice mowed lawns of 4 households and shoveled snow for 6 households 4 adults & 2 students Pen: $0.39, Marker: $1.19 Children: 219, Adults 606 10 bottles of grape juice & 6 bottles of lemonade mowed lawns for 8 households and shoveled snow for 7 households 2 adults and 8 students Review Answers Part A: Part B: D (0, 3) (1, -4) A Part A: Part B: D (2, 1) (1, 5) B Part A: Part B: C (-9.2, -1.6) A A C D Answers vary; Sample Answer: Answers vary; Sample Answer: Part A: g = 5b b + g = 120 Part B: 20 boys & 100 girls Part A: 2x + 4y = 140 x = 5y Part B: 10 adults and 50 students 2 people named “Seven” 2 people named “Six” The megalodon had 75 teeth C = .10t + 20 C = .20t + 15 The plans cost the same with 50 text messages. If purchasing a plan with less than 50 text messages, company B has a better price. If purchasing a plan with more than 50 text messages, company A has a better price.
systems-of-linear-equations-classwork-homework-2015-11-02.docx