1.
State the number of solutions to the system of equations graphed below.
A.
2
B.
1
C.
0
D.
infinitely many
Hint
2.
When two lines have different slopes, the graphs of the equations are _________
A.
horizontal lines.
B.
intersecting lines.
C.
parallel lines.
D.
the same line.
Hint
3.
Solve the system of equations by graphing.
A.
(2, -6)
B.
(6, 2)
C.
(-6, 2)
D.
(2, 6)
Hint
4.
Solve the system of equations by graphing.
A.
infinitely many solutions
B.
(-1, 7)
C.
(0, 3)
D.
no solution
Hint
5.
Which of the following systems of equations is not consistent and independent?
A.
–
y
– 5
x
= 1 4
y
+ 3
x
= 8
B.
2
y
+ 4
x
= 3 7
y
+ 5
x
= 18
C.
7
y
+
x
= 9 3
y
+ 9
x
= 4
D.
y
+ 4
x
= 10 6
y
+ 24
x
= 60
Hint