1.
When Kristin works 8 hours, she earns $60. When she works 20 hours, she earns $150. Write a linear equation that describes her earnings. Assume that the changes increase linearly.
A.
B.
C.
D.
Hint
2.
Find an equation of the line that passes through (0, -6) and (5, 3).
A.
B.
C.
D.
Hint
3.
Which equation describes the line that contains the points (7, 17) and (15, 33)?
A.
B.
y
= -2
x
+ 31
C.
y
= 2
x
+ 3
D.
Hint
4.
A rental car company charges $75 for a 3-day rental and $155 for a 7-day rental. Write an equation to find the amount that the rental car company will charge for any number of days.
A.
y
= 20
x
+ 15
B.
y
= 80
x
– 165
C.
y
= 20
x
D.
y
= 80
x
Hint
5.
Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form.
A.
B.
C.
D.
Hint