0 1 2 3 4 Actual Size (ft)
fy
16
4. A park volunteer plans to work on the park's stone walls for
1 hour every Monday, 1 hour every Wednesday, and 3 hours
on Fridays. The graph shows the number of hours he plans to
work for a given number of weeks.
a. Find the constant of proportionality of the line. Then
find the slope of the line.
12
Volunteer Hours
00
b. Write an equation to describe the relationship.
4
0
0 1
C. How many hours will the volunteer work in 16 weeks?
2
3
4
Weeks
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2-7 Analyze Linear Equations: y=mx 33