3rd time posting this maybe this time ill get some help T^T if you don't know this don't answer i rlly need this please and thank you sigh T^T

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?