Which pairs of statements are logically equivalent? check all that apply.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount

Novak gives 9 packs of paper to a group of 5 students. if the group shares the paper equally how many packs of paper does each student get. write the a answer as a mixed number