Question

need help

Answer 1

Let's look at each one at a time:

A: x=0, y=-2

$$
y\le4x+5
$$

Put in x=0 and y=-2 and validate that it is true
$$
-2\le 4\times 0+5=5
$$

Is -2 less than or equal to 5?

Now try B:

x=1,y=-10