First line:
y=0.5x-1
second/dotted line:
y=2x-4
your allowed values are below the first line and above the second, so the system is
I: y<=0.5x-1
II: y>=2x-4
your dotted line might also mean > instead of >=, but this depends on the notation used in class
Answer:
<u> </u><u>N</u><u>e</u><u>g</u><u>a</u><u>t</u><u>i</u><u>v</u><u>e</u><u> </u><u>rational</u><u> </u><u>number</u><u> </u> :
<u> </u><u>Positive</u><u> </u><u>rational</u><u> </u><u>numbers</u><u> </u> :
None
If you're using a coordinate plane, I think it makes a trapezoid
1 metre is 100 cm....so 900 cm....B