Answer:
No
Step-by-step explanation:
Substitute -4 for x and 2 for y in 4x+5y≤−7. Is the resulting inequality true or not?
4(-4) + 5(2) ≤ −7
or
-16 + 10 ≤ −7, or
-6 ≤ −7, which is False. No, (-4, 2) is not a solution of 4x + 5y ≤ −7.
