Lamar drove 335 miles in 5 hours at the same rate how many miles would he drive in 13 hours?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

Could somebody me with this radical simplification?