I need some good help on how to make decent money in runescape (im p2p)?

Question

im a lvl 78 and things have been good so far but i can never seem to have enough money.. can an1 offer help? my noticable skills areas follows--6 attk.63 str. 70 ranged 52 pray.45 magic 66 hp 42 theiving 65 fishing 33 mining 34 smithing 42 agility 40 crafting ..thats all really and about 100k to start with any help is apreitiated(i no i spelled it wrong)

Answer 1

mine, smelt, forge, sell, repeat

Answer 2

train your woodcutting to 60 and cut yews. i have 99 woodcutting and have mad about 20-30m from it.

if you don't want to cut yes train you fishing a bit it more, and fish sharks for great money.  

Answer 3

mine for coal sell them in grand exchange for 200-300 each

Answer 4

fishing....get to sharks :)