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  1. help w/ solving systems: -x + 4y = 8, 2x - 3y = -16
  2. prove that [n^5 - n] is divisible by 30 for n >= 3
  3. Solve an equation: 4x - y = 32, 4x + 5y = -6
  4. graphing: Will graph of y = 2x + 7 pass below the origin?
  5. Solving equations using square roots
  6. Algebra: find perimeter & area, rationalize denominator
  7. Help with multiplying out (x + 4)(x + 7): I get x^2 + 28
  8. solve x-|5-y|
  9. factor completely x^2+6xy+9y^2-16
  10. factor x^4-10x^2+9
  11. factor (2x-6) - 3n(3-x): I can get to 2(x-3) - 3n(3-x)
  12. is n^2-n already factored? If so, how to solve n^2-n=0?
  13. degree of -3x^3+8x^2+9x+6; 3rd side, given b-2,c=sqrt(13)
  14. is (x^2 -12)(x^2 -12) factored completly
  15. Equation for the line that passes through... points.
  16. Perimeter is 68; length 10 more than twice width; find....
  17. System of equations: solve 3x + y = 7, 4x + 5y = -9 w/ graph
  18. Solve and graph: 6 - 4x >= 18, 6x - 1 > 29
  19. Rectangle perimeter is 204; length exceeds width by 84;....
  20. algebra: need to know how to graph equation like y = 2x - 3
  21. Solving (x - 4)(x + 5) / 1 = 36 for x
  22. help with solving (x + 4)(x + 5) = 36
  23. intro to algebra: use y = kx, y = 15, x = 3, to find k
  24. square roots: find square root of 9x^2 - 6x + 1
  25. help with solving (x + 3)(x + 4) / 2 = 24 for x!
  26. Word Problem Help Needed
  27. Negative Exponents in quadratic equation using U-substitute
  28. Write eqn modelling age of each when ages sum to 150; then
  29. n teams play every other team twice, for total of N games
  30. solve the inequality: 4 - 3x <= 8 + x
  31. solve the equation: 3(3x + 1) = 13 - 6x
  32. linear equation problem solving: show 2/c = 1/a+1/b, etc
  33. How do I solve this word problem?
  34. Algebra: for -2(x - 3) = -0.5(x - 6), i got x = 1.5
  35. my answers to 3 radical problems.
  36. Solving Multi Step Equations: 20 = 3.1 - 5.1b
  37. shutter speed varies inversely as square of aperture setting
  38. Inverse Variation: if 70 burgers sold at $1.50, then ...?
  39. Question: Write 50-word response, in own words, about why...
  40. linear models onvolving simultaneous
  41. Jan, John went 6 mi upstream against 2 mph current....
  42. If ratio of a to b is 2 to 5, of b to c is 1 to 4, find....
  43. [SPLIT] 3x/5-6=-9 What does x?
  44. Need help finding diagonal of rectangular box in terms of k
  45. Help w/ Bernie weighs 90 pounds plus half his own weight....
  46. Word problem Complications: selling peaches and tomatoes
  47. Factoring Polynomials: 24a^3b + 76a^2b - 28ab
  48. consec. pos. integers w/ product of 1st, 3rd, less 2nd, is
  49. find num. of rectangles, num. of outfits, min. num. of bks.,
  50. J has 16 dimes, qtrs; W has twice dimes, 1/3 qtrs. If....
  51. Stating inverse of relation: {(-2, -1), (0, 1), (1, 3), ...}
  52. eqn for relation w/ same domain but different range
  53. Setting up perim. word prob. (lot w/ fencing on 3 sides)
  54. how do i find childs dose? childs dose = y/? x adult dose
  55. Please check my answers?
  56. Working alone, ryan can dig a 10 ft by 10 ft hole in 5 hrs
  57. Need Help steps for finding slope of y = 2x + 1
  58. Find x-intercept and y-intercept for 3x - 5y = 15
  59. Solve 3.5x + 19.8 > 49.5 - 6.4x using addition, mult. princ.
  60. finding and area of a triangle
  61. Business Math: present value of $12K note at 14% interest
  62. C types 600 words 5 mins faster than K types 600 words....
  63. Let A be neg. real number: Is -A positive or negative? Why?
  64. difference between 'sign of number', 'sign of operation'...?
  65. What is 5% of $3605.10?
  66. Solving Equations: sqrt(3n - 2) + 6 = 10
  67. Simplifying Radical Expressions
  68. Percentages
  69. word problem
  70. simplify this expression
  71. Exponents
  72. HELP WITH MY DAUGHTERS HOMEWORK
  73. Properties of Equations: name properties illustrated by eqns
  74. If a team won 3 games and lost 2, how many patterns...?
  75. Perfect Square: find k to make 4^2 + 6.4x + k perfect square
  76. Travel and Distance Word Problem (walking, resting)
  77. Solve: C = A - B/AB, f or B
  78. Solving Equations be the Quadratic Formula
  79. Solving zero-product property problems
  80. Equations involving fractions: 1/5k + 5 = 1/6k- 10
  81. Quick percentage Q: net pay $800 after 5% taken; find gross
  82. length 4 times width; find perim if area is 144; find 2 cons
  83. solve a(y + 1) = b for y; solve (3/5)y + a = b for y
  84. $12,590 sale price was 20% regular price; find original pric
  85. 500 ft fencing needed to enclose 104-ft wide lot; find depth
  86. graph corner points for feas. region: x>3, y>2, x+y<10, and
  87. Ratio prob: If ratio of 2x to 5y is 3 to 4, what is ratio of
  88. find pattern for (8 1/2, 2 1/2), (2, -4), (8, 2), (-9, ??)
  89. Fraction with an x: 1/3-x/5=1/2-x/10 (how to solve for x?)
  90. algebra: how to work out 4n - 7 = 2n + 9
  91. cube with side-length "b": find formula for number of blocks
  92. I need help with factoring 111,111,111.
  93. Not sure need help with Subtracting fractions.
  94. Basic functions and Linear Transformations
  95. [SPLIT] need help w/ graphing process after plotting domain &
  96. how can you use an open sentence to stay within a budget?
  97. [SPLIT, MOVED, MERGED] solve (3y)/4 - 1/2 + (3y)/2 = 2 - y
  98. 2006 pop = 107.4m, growing at 1.43% yrly, find pop in 2020
  99. Find the equation of the line, write in slope intercept form
  100. 2x-5y=8, 5y<2-8, 5y>2x-8, 2^-5=8: solve to put in graph