Leo1nemKACdalexy
Leo1nemKACdalexy Leo1nemKACdalexy
  • 13-07-2016
  • Mathematics
contestada

. 3. Which of these ordered pairs is a solution to the linear inequality y – 4x ≤ –6? . . (Points : 1). A) (–2, 4). B) (1, –2). C) (1, 3). D) (2, 3).

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meerkat18
meerkat18 meerkat18
  • 18-07-2016
We may answer the question above by substituting the values of the coordinates of the points in the choices to the x and y of the inequality. 
A. (-2, 4)     4 - 4(-2) ≤ -6     12 ≤ -6   FALSE
B. (1, -2)     -2 - 4(1) ≤ -6      -6 ≤ -6   TRUE
C (1, 3)        3
 - 4(1) ≤ -6      -1 ≤ -6   FALSE
D. (2, 3)       3
 - 4(2) ≤ -6      -5 ≤ -6   FALSE

The answer would be letter B. 
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