Ipurchase x pizzas, y 12-packs of soda, and z cupcakes for a party. if each pizza costs $7.50, each 12-packs of soda costs $3.25, and each cupcake costs $0.75, write an equation for the total cost t, in terms of x, y and z

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)