An ordered pair has coordinates that have the same sign. in which quadrant(s) could the point lie

Trigonometry hellllllpppppppp asap

What are “like terms”? why can we only add like terms?

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?