10. The table gives the average per capita income, in a region of the country as a function of d, the percent unemployed, u. 1 2 3 4 u 22,500 22,000 21,500 21,000 d Which equation represents this data algebraically? A. = 20,000 + 1,000u B. = 22,000 + 500u d d C. = 23,000 500u D. = 25,000 -1,500u d – d 11. The table below shows values of y as a function of x. x y 2 10 6 25 14 55 26 100 34 130 Which linear equation best describes the relationship between x and y? A. = 2.5x + 5 B. = 3.75x + 2.5 C. = 4x + 1 D. = 5x y y y y 12. A graph of a linear equation is shown below. Which equation described the graph? A. = 0.5x -1.5 B. = 0.5x + 3 C. = 2x 1.5 D. = 2x + 3 y y y y –
10. The table gives the average per capita income, d, in a region of the country as a function of the percent unemployed, u. u 1 2 3 4 d 22,500 22,000 21,500 21,000 Which equation represents this data algebraically? A. d = 20,000 + 1,000u B. d = 22,000 + 500u C. d = 23,000 – 500u D. d = 25,000 -1,500u 11. The table below shows values of y as a function of x. x y 2 10 6 25 14 55 26 100 34 130 Which linear equation best describes the relationship between x and y? A. y = 2.5x + 5 B. y = 3.75x + 2.5 C. y = 4x + 1 D. y = 5x 12. A graph of a linear equation is shown below. Which equation described the graph? A. y = 0.5x -1.5 B. y = 0.5x + 3 C. y = 2x – 1.5 D. y = 2x + 3
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