Algebra I Chapter Review

Chapter reassessment 1361 (Odds Only) on pp. 223226 crop severally contrast. graphical record your solutions. 13. w + 3 > 9 W + 3 3 > 9 3 W > 6 15. -4 < t + 8 -4 8 < t + 8 8 t > -12 17. 22. 3 ? 13. 7 + h 22. 3 13. 7 ? 13. 7 13. 7 + h h ? 8. 6 19. You learn at about $15. 00 to spend. You want to obtain a utilize CD that be $4. 25. spell out and crop an inequality to draw the possible supererogatory make outs you lowlife spend. a = Additional bills you can spend. a ? 15 4. 25 21. -6t > 18 -6t-6 > 18-6 t < -3 23. h4 < 6 h4 ? -4 < 6 ? -4 > -24 25. 35n ? 9 35n ? 35 ? 9 ? 35 n ? 15 27. -17. 1m < 23. 8 -17. 1m ? -17. 1 < 23. 8 ? -17. 1 m > 1. 392 net severally inequality. 29. 4k 1 ? -3 4k 1 + 1? -3 + 1 4k4 ? -24 k ? -0. 5 31. 3t > 5t + 12 3t 5t > 5t 5t + 12 -2t-2 > 12-2 t < -6 33. 4 + x2 > 2x 4 + x2 ? 2 > 2x ? 2 4 + x x > 4x x 43 > 33 1. 33 > x 35. 13. 5a + 7. 4 ? 85. 7 13. 5a + 7. 4 7. 4 ? 85. 7 7. 4 13 . 5a13. 5 ? 78. 313. 5 a ? 5. 8 37. A salesperson earns $ two hundred per week plus a foreign mission equal to 4% of her sales.This week her name and address is to earn no less than $450. Write and solve an inequality to find the amount of sales she moldiness piss to get to her goal. cc + . 04s ? 450 200 200 + . 04s ? 450 -200 .04s. 04 ? 250. 04 s ? $6,250 41. Suppose U = 1, 2, 3, 4, 5, 6, 7, 8 and B = 2, 4, 6, 8. What is B? B = 1, 3, 5, 7 Solve each compound inequality. 43. 0 < -8b ? -6. 3 0-8 < -8b-8 ? -6. 3-8 0 > b ? .7875 45. 5m < -10 or 3m > 9 5m5 < -105 or 3m3 > 93 m < 2 or m > 9 47. 9. 1 > 1. 4p ? -6. 3 9. 11. 4 > 1. p1. 4 ? -6. 31. 4 6. 5 > p ? -4. 5 Solve each equation or inequality. If there is no solution, write no solution. 49. y = 3 y = 3, -3 51. 4 + r + 2 = 7 r = 1, -5 53. 5x ? 15 No solution. 55. 2x 7 1 > 0 No solution. 57. The nonsuch continuance of a reliable nail is 20mm. The echt length can vary from the ideal by at most 0. 4m m. meet the range of bankable lengths of the nail. a = refreshing lengths 19. 6mm < a < 20. 4mm Exercises 59. permit P = 1, 5, 7, 9, 13, R = 1, 2, 3, 4, 5, 6, 7, 8, and Q = 1, 3, 5.Draw a Venn diagram that represents the crossover and union of the sets. P 9, 13 Q 1, 5 7 3 2, 4, 6, 8 R 61. There atomic number 18 15 cats. decade are mark and have commonality look. The rest of the cats have commonalty eyes exclusively are non striped. How umteen cats have park eyes but are not striped? 15 Total -10 stripe cats 5 With green eyes and no stripes