Wendall and sarah are taking road trips. wendall travels for 15x miles per hour for x hours. sarah travels for 6 more hours than wendall at a speed that is 8 miles per hour less than wendall. which of the following functions will give the total number of miles that sarah traveled on her road trip?
a. ) t(x)= 15x^2-114x-48
b.) t(x)= 7x^2-48
c.) t(x)= 7x^2+6x
d.) t(x)= 15x^2+82x-48