1.
Find a linear equation that can model the data shown in the graph.
A.
3
x
- 2
y
+ 6 = 0
B.
2
x
+ 5
y
- 3 = 0
C.
2
x
-3
y
+ 6 = 0
D.
2
x
+ 3
y
+ 6 = 0
Hint
2.
Using the equation
y
= 50
x
+ 50, predict
y
when
x
= 6.
A.
350
B.
300
C.
400
D.
250
Hint
3.
Write an equation in slope-intercept form with a slope of
that passes through the point (-3, -5).
A.
B.
C.
D.
Hint
4.
Write an equation of a line that has no slope and passes through
the point (5,-6).
A.
y
= 5
B.
x
= 5
C.
x
= -6
D.
y
= -6
Hint
5.
Write a linear equation to represent the cost
y
of a long distance calling plan that charges $5.99 plus $0.07 per minute for
x
number of minutes.
A.
y
=
x
+ 5.99
B.
y
= 0.07
x
+ 5.99
C.
y
=
x
- 5.99
D.
y
= 5.99
x
+ 0.07
Hint