Determine the equation for the given line in slope-intercept form

y
V=-x-1
V
2
y = 5x + 1
-6
-2.
2.
4
6
y = 3x + 1
=
y=-x-1

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?