Nicely for the meantime, it might be wise to RS gold return a slayer master into the next lowest. If you get relatively hard tasks such as trolls, you also might want to consider canceling them. For now I recommend that you continue to save money and resources. Your present equipment is very good and I don't recommend that you necessarily change it. However it would be quite beneficial to take the time to train particular stats and do more quest for higher RFD gloves. After doing this, I strongly recommend that you do the Smoking Kills quest if you have not already because this unlocks slayer rewards along with other awesome things. Provided that you wear this, you will do 15 percent more damage, which means that you'll kill monsters 15% quicker and save yourself food and potential bank excursions. Eventually, save up slayer points to create this into a Slayer Helm. If you haven't already, you also need to do the quest series that unlocks Proselyte Armour.

There are certain tasks that prayer is nearly required for and in the long term, this is going to be tremendously beneficial to you (in relation to rescuing prayer potions and consequently bank trips and cash). For now, don't think of slayer as a money maker. Consider only attempting to gain levels as quickly as possible while maintaining minimal or no losses.

Sell all your slayer loot for Super potions (assault and strength primarily), prayer potions and various other supplies (you might wish to consider cannoning certain tasks). Additionally, remember prayer and summoning up to combat goes. Both of cheap RuneScape gold these abilities are EXTREMELY beneficial towards slayer and so are really worth training.