In the equation y = 2x – 3, what is the value of y when x equals -2?

How many ordered pairs of positive integers satisfy xy=32?

Factor the polynomial by its greatest common monomial factor.

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?