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* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
SUMMER WORK RISING ADVANCED ALGEBRA 1 Name:______________________________________________ NO CALCULATOR USAGE UNLESS THE PROBLEM SPECIFICALLY SAYS YOU CAN USE IT! Evaluate the expression when x=2, y=3, and z=5. 1. x+z 3. ( y + z) __________ 2 -3 2. __________ 0.6z - x 4. __________ __________ x - 4y 7 Find the sum, difference, product, or quotient. 5. -23+16 7. 29 - (-17) __________ 6. __________ -36 + (-40) 8. __________ -61- 42 __________ 9. 11. __________ __________ 12(-5) -99 -11 __________ 10. -15(-7) 12. 144 -6 __________ State the absolute value and the opposite of the number. 13. 8 Absolute Value: ________ Absolute Value: _______ 14. Opposite: _______ __________ -15 Opposite: For questions 15-18, plot and label each point on the coordinate plane. Then tell which quadrant the point is in or on which axis it lies. 15. A(-5,-8) ____________ ____________ 16. B(-6,1) 17. C(0,-3) ____________ ____________ 18. D(4,-2) Identify the property that each equation illustrates. 19. (ab) ×1= ab 20. x+0= x 21. m+ n = n + m 22. r ·(st) = (rs)· t _____________________________________ _____________________________________ _____________________________________ _____________________________________ Simplify the expression by distributing and/or combining like terms. 23. 21+ x -14 + 9x __________ 24. 4a + 2a + 3a __________ 26. 6(7n - 4) + 2n __________ 25. -4(4m - 2) + 3 __________ Write the following sentences as equations. Then tell whether 6 is a solution of the equation. 27. The sum of x and 13 is 7. __________ ___________________________ 28. The product of -11 and z is -66. ___________________________ __________ Solve the equations. 29. x -12 = 20 __________ __________ 31. 7x = -63 __________ __________ 30. x = -8 -6 32. 4.2 + x = 9.9 33. 5x + 3 = -22 __________ 34. -9x - 4 = 32 __________ 35. 5(x + 4) = 60 __________ 36. 102 = 6(5 - 3x) __________ 2x + 3 = -3x - 7 __________ -3y + 4 = -2y -10__________ 37. 38. Solve the inequality and graph the solution on a number line. 39. x - 7 £19 41. 4 + 3x > -17 __________ __________ 40. 42. -2x < -16 6x - 8 ³ 7x __________ __________ Find the Greatest Common Factor and the Least Common Multiple of each monomial. 43. 12, 18 LCM______ GCF______ LCM______ 44. 4x, 45. 15x2, 9x LCM______ GCF______ LCM______ 46. 20xy2, 6x GCF______ 5y GCF______ Find the sum, difference, product, or quotient or each problem below. 47. 49. 4 5 - + 9 9 __________ __________ 48. 50. 2 7 -6 - 4 3 8 __________ __________ Solve the equation or inequality by first clearing the fractions or the decimals. Once you clear decimals you may use a calculator to finish solving #53 and #54. 51. 4 2 x -2> 9 3 53. 1.6x - 2.8 = 5.2 __________ 52. __________ 2 2 1 - x - £ __________ 7 3 7 54. 2.5x + 2.79 =10.21 __________ Solve the proportion. (You may use a calculator but show all work.) 55. 57. 8 2 __________ = 120 y __________ 6 8 = __________ 21 z 56. 58. 99 9 = w 14 1.4 11.2 = x 72 __________ Use a percent equation to answer questions 59 and 60. You may use a calculator but you must show your equation. 59. What percent of 200 is 24? ____________ 60. 11.4 is 9.5% of what number? ____________ Simplify the expression. exponents. Write your answer using positive 61. x × x __________ 62. y5 y2 __________ 63. x -8 × x 6__________ 64. x -6 x -3 __________ 65. (x 2 ) 3 __________ 66. (-2x 3 )4 67. (x -2 )-7 __________ 68. (3x 2 ) 0 2 2 __________ __________ 69. The following points (6,19) (-2, -5) lie on the same line, find the slope of that line. __________ Change the equation to slope-intercept form and identify the slope and y-intercept. 70. 6x + 3y = 12 Equation_________________________ Slope____________________ Y-Int.___________________ 71. X Complete the table and graph the solutions for y = 2 x+2 3 Y -6 -3 0 3 6 Find the sum, difference, or product of the expressions below. 72. (2x 2 + x + 9) + (3x 2 - 4x - 5) 73. (9x 2 + 2x) - (-5x 2 - 6x) 74. (-8x - 3)(-7x + 2) 75. 3x(12x 5 +16x 2 ) ____________________ ____________________ ____________________ ____________________