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Hosted by Mrs. Carrigan

Jeopardy. Hosted by Mrs. Carrigan. Systems w/ 2 var. Systems w/ 3 var. and Inequalites. Non-linear systems. Misc. Ch.7. 100. 100. 100. 100. 200. 200. 200. 200. 300. 300. 300. 300. 400. 400. 400. 400. 500. 500. 500. 500. Row 1, Col 1. What is none?.

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Hosted by Mrs. Carrigan

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  1. Jeopardy Hosted by Mrs. Carrigan

  2. Systems w/ 2 var. Systems w/ 3 var. and Inequalites Non-linear systems Misc. Ch.7 100 100 100 100 200 200 200 200 300 300 300 300 400 400 400 400 500 500 500 500

  3. Row 1, Col 1 What is none? How many solutions does the system have? y=2x + 5 y = 2x - 7

  4. 1,2 What is 6.5? Solve for x. x=2y z=7y 3x + 5y – z = 13

  5. 1,3 What is 5 and -5? Solve for y. y² + x² = 34 y² - x² = 16

  6. 1,4 What is 8? If x varies inversely as y, and y=6 when x=12, what is the value of x when y = 9?

  7. 2,1 What is (5,6)? Solve the system: 2x + 3y = 28 3x – y = 9

  8. 2,2 What is 3? Solve for y. x + y + z = 15 x – y – z = -5 -x – y + z = -1

  9. 2,3 What is yes? Is (-3,4) a solution of the system? x² + y² = 25 y = -2x - 2

  10. 2,4 What are (5,5) and (-5, -5)? Find the vertices of xy = 25

  11. 3,1 d + q = 125 25q + 10d = 2075 Charles has 125 coins, all dimes and quarters. If he added 10 quarters and 12 dimes, the value of the coins would be $24.45. Write a system of equations to represent this situation.

  12. 3,2 What is -3? Solve for z. x + 2y – 3z = 3 3x – 4y + 6z = 4 y – 2z = 2

  13. 3,3 Ask Mrs. Carrigan! Find the points of intersection of: y = x² x² - y² = -2

  14. 3,4 What are (-4,-12), (6,8), (-2,-24), (1,48)? Complete the table to show that y varies inversely as x.

  15. 4,1 What are 16 and 48? The sum of Bill’s age and his father’s age is 64. In 5 years, Bill’s father’s age will be 10 less than 3 times Bill’s age then. How old is each person now?

  16. 4,2 Put solution on board. Graph the solution set. y ≤ x + 3 y > (x – 1)² - 5

  17. 4,3 Ask Mrs. Carrigan! Solve. x² + y² = 36 2x² - y² = 12

  18. 4,4 Put answer on board. Graph xy = 10

  19. 5,1 What is 1.8 mph? Pop and Zeb have gone fishing in their small motorboat. They traveled 19.5 miles downstream in 3 hours. After 3 hours on the way back upstream, they have only gone 8.7 miles. Find the speed of the current.

  20. 5,2 What are (0, -2.5), (3, 3.5), (0, 2)? Find the vertices of the region defined by: x ≥ 0 y ≥ 2x – 2.5 y ≤ 0.5x + 2

  21. 5,3 What is (0, 3/2) Solve. 2/(x+1) + 5/(y-1) = 12 5/(x+1) + 2/(y-1) = 9

  22. 5,4 Ask Mrs. Carrigan The sum of the squares of two numbers is 88. The difference of the squares of the two numbers is 10. What might the two numbers be?

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