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Unit 3 Expressions and Equations

Unit 3 Expressions and Equations. Review Game. Please select a Team. 1. 3. Katniss Primrose Peeta Gale Haymitch. 5. 4. 2. 1. Solve the equation 2(s - 7) = - 30 for the variable s. 8 - 8 -11 11. Response Grid. 2. Simplify: 3r + 11 – 8r. 22r - 6r - 5r + 11 - 11r + 11.

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Unit 3 Expressions and Equations

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  1. Unit 3 Expressions and Equations Review Game

  2. Please select a Team. 1. 3. • Katniss • Primrose • Peeta • Gale • Haymitch 5. 4. 2.

  3. 1. Solve the equation 2(s - 7) = - 30 for the variable s. • 8 • -8 • -11 • 11 Response Grid

  4. 2. Simplify: 3r + 11 – 8r • 22r • - 6r • - 5r + 11 • - 11r + 11 Response Grid

  5. 3. Tom receives $5.50 for each pound of aluminum he recycles. If he recycles 6 pounds of aluminum in March, 5 in April, and 2 in May, how much money will make in total? • $75.00 • $33.00 • $27.50 • Answer not given Response Grid

  6. Team Scores

  7. Participant Scores

  8. 4. Factor 6x + 30 to its simplest form: • 2(3x + 15) • 3(2x + 10) • 6(x + 30) • 6(x + 5) Response Grid

  9. 5. Solve the equation 6(t + 9) = 78 for the variable t. • 22 • 4 • -22 • -4 Response Grid

  10. Team Scores

  11. 6. The expression – 4x + (-3) – 7x – 12 can be simplified to: • - 26x • -3x – 9 • -11x -15 • 3x + 15 Response Grid

  12. Participant Scores

  13. 7. Solve d/5– 8 = 12 for the variable d. • 4 • - 4 • 20 • 100 Response Grid

  14. Team Scores

  15. 8. 9 – 3(-4 + 2x) can be simplified to: • 21 – 6x • - 3 + 6x • -21 + 6x • Answer not given Response Grid

  16. Team Scores

  17. What percentage of your current points would you like to wager on the next question? • 0% 25% 50% 75% 100%

  18. 9. To solve this equation – 1.3x – 35 = 342 for x, which operation should be performed first? • Multiply both sides by -1.3 • Divide both sides by -1.3 • Subtract 35 from both sides • Add 35 to both sides Response Grid

  19. Team Scores

  20. 10. Which of the following expressions has the same meaning as “decrease t by 40%”? • 1.40t • 0.40t • 0.60t • 1.60t Response Grid

  21. Participant Scores

  22. Team Scores

  23. 11. Each week Leslie earns $1.25 each time she walks the dog. If Leslie wants to earn $17.50 each week, which equation will determine the number of times Leslie should walk the dog in order to reach her goal of $17.50? • 1.25w = 17.50 • 17.50 – w = 1.25 • 1.25 + w = 17.50 • 1.25w – 17.50 = 0 Response Grid

  24. What percentage of your current points would you like to wager on the final question? • 0% 25% 50% 75% 100%

  25. Team Scores

  26. 12. Emily earns $20 per hour. She is getting a 5% raise. Each of the following expressions can be used to calculate Emily’s new hourly wage per hour except: • 20 + 0.05(20) • (1 + .0.5)20 • 0.05(20) + 1 • 1.05(20) Response Grid

  27. 13. Hailey earns $750 a week plus $10 for every new insurance policy she sells. If Hailey earned $800 last week, which equation can be used to determine how many insurance policies she sold? • 750p + 10 = 800 • 10p + 750 = 800 • 760 + p = 800 • Answer not given Response Grid

  28. 14. Omar bought 8 shirts that each cost $10 and 11 shirts that each cost $25. How much did he spend in total? • $355 • $665 • $54 • Answer not given Response Grid

  29. 15. Can 6x + 7x + 5 be simplified further? • No, there are no like terms • Yes, and it would equal 18x • Yes, and it would equal 13x + 5 • Answer not given Response Grid

  30. Team MVP

  31. Participant Scores

  32. Team Scores

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