Can someone help me im literally so confused

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship

How many square centimeters of wrapping paper will be used to wrap the shoe box?

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16