Appreciate any help with the following especially (c)
Jane enters a two-part race.
(a) She cycles for 2 hours at a speed of (x + 8) kilometres per hour.
Write down an expression in x for the distance cycled.
(b) She then runs for 30 minutes at a speed of x kilometres per hour.
Write down an expression in x for the distance run.
(c) The total distance of the race is 46 kilometres.
Calculate Jane’s running speed.