1.
Which of the following is a graph of the inequalities
l
+
g
> 100 and
l
> 70?
A.
B.
C.
D.
Hint
2.
Solve the system of inequalities by graphing.
A.
B.
C.
D.
Hint
3.
Solve the system of inequalities by graphing.
x
+
y
4
2
x
-
y
< 4
y
0
A.
B.
C.
D.
Hint
4.
Solve the system of inequalities by graphing.
2
x
+
y
3
2
x
+
y
-2
y
4
x
< 1
A.
B.
C.
D.
Hint
5.
Find the minimum value of
f
(
x
,
y
) =
x
- 4
y
for the system of inequalities.
2
x
+
y
3
2
x
+
y
-2
y
4
x
< 1
A.
-3
B.
16
C.
-17
D.
-16
Hint