I don't really know but he spent 36$ ?
X-intercept is (-3,0)
Y-intercept is (0,6)
The equation is y=2x+6
Replace y with 0 when solving for x-intercept and replace x with 0 when solving for y-intercept.
Jayce walked farther, James walks 4miles/hr therefore at 3 hours only walks 12miles compared to Jaycee’s 14.5 miles