Question

Which ordered pairs are solutions to the inequality −2x+y≥−4?

Answer 1

9514 1404 393

Answer:

  A, D, E

Step-by-step explanation:

You can try the answer choices in the inequality to see which make it true.

  a. -2·1 -2 = -4 ≥ -4 . . . . TRUE (1, -2)

  b. -2·0 -5 = -5 ≥ -4 . . . false

  c. -2·3 -1 = -7 ≥ -4 . . . false

  d. -1·0 +1 = 1 ≥ -4 . . . . TRUE (0, 1)

  e. -2·(-1)+1 = 3 ≥ -4 . . . . TRUE (-1, 1)