Practice!

Sample Problem

Which ordered pair can be a solution of 2x + 4y ≥ 8?

Solution

2x + 4y ≥ 8, x+2y ≥4

Plugging in the coordinates, we can see that choice (C) (0,3) is the only solution.

0 + 2(3) ≥ 4

6 ≥ 4