HELLLP ill mark u the brainliest

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x, y) ?

You and a friend went to the movies. you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?