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# MAT 52 FinalPre-test no MCAnswers - 34 5 20 y x 6 3 = = 35...

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RCC Norco Math 52 Final Exam Pre-Test Answers: 1. 17 2. -10 3. -60x-20 4. 4x – 9y + 8z 5. 56x + 32y + 64 6. - 6x + 3 7. 6x - 5 8. 48 9. 2 5 x 5x 4 - + - 10. 5 3 9a 6 21a - + 11. 9 1 y 12. 9 2.5x10 - 13. 12 7 14. x = 30 15. 5 C (F 32) 9 = - or 5F 160 C 9 - = 16. y 5 < - < - 17. 3 8p 1 - 18. 2 10x 60x 80 - + 19. 2 16x 72x 81 - + 20. 2 9a 60a 100 - + 21. 8 4 2x 6x + 22. 9 x 2 x 7 - - - - 23. 2 2 (4a 3b )(2a 3b) + - 24. (3x 2)(5x 2) + - 25. (5x 6)(5x 6) - + 26. Prime 27. 2 (4y 9)(2y 3)(2y 3) + - + - 28. k k 9 + 29. 9y 12 (y 1)(y 1)(y 2) - + - - + - - 30. 5 4x 1 - 31. y(y 8) 21 + 32. x 7, 8 = - = - = = 33. slope= 2 3 , y-intercept (0,3) 34. 5 20
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Unformatted text preview: 34. 5 20 y x 6 3 = -+ = -+ 35. m 2 = 36. (-4,0) and (0,2) 37. Perpendicular 38. 16 2-39. 4b+6a 40. 3 x 41. 6 6 x 6- ± = 42. 2 costumes/hour 9 43. 15 minutes 44. x=12 45. Jason got 82 on his third test 46. The shorter piece is 6 feet and the longer piece is 18 feet...
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