Natalie paid $20.7 for 3 small pizzas and a salad which was $3. Write an equation to represent the situation, then solve the equation to find the cost of one pizza. Show your work

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20