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 inxfor the distance cycled.

(b) She then runs for 30 minutes at a speed ofxkilometres per hour.

Write down an expression inxfor the distance run.

(c) Thetotaldistance of the race is 46 kilometres.

Calculate Jane’srunningspeed.