f(n)=18+6(n-1) or f(n) = 17-3(n-1) f(3) = 2 a(n)=18+6(n-1) f(20)=-83 52. y-int =cost of bracelet a. 12-8x (-1, -1) rate of change=cost per dozen b. -20 c. 11x-4 every dozen (12) bracelets, it will d. 18 cost $30 e. -11x+4 (-2,5) (2, 4) (-1,-2) 55. 56. Infinite Number of Solutions No Solution 60. (8, 4) 61. 62. (-8, 7) 64. 65. x-intercept: x= -9 or (-9,0) 66. } y-intercept: y= -2 or (0, -2) Kim will have to attend 7 weeks of Slope: - school this quarter before she will have taken a total of 35 quizzes.
f(n)=18+6(n-1) or a(n)=18+6(n-1) f(n) = 17-3(n-1) f(3) = 2 f(20)=-83 52. y-int =cost of bracelet rate of change=cost per dozen every dozen (12) bracelets, it will cost $30 a. 12-8x b. -20 c. 11x-4 d. 18 e. -11x+4 (-1, -1) 55. (-2,5) 56. (2, 4) (-1,-2) Infinite Number of Solutions No Solution 60. (8, 4) 61. (-8, 7) 62. 64. Kim will have to attend 7 weeks of school this quarter before she will have taken a total of 35 quizzes. 65. x-intercept: x= -9 or (-9,0) y-intercept: y= -2 or (0, -2) Slope: - 66. }
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