Two families go to a zoo

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell