What identity can be used to rewrite the expression 4x^2-9?
A. Difference of Squares
B. Difference of Cubes
O C. Pythagorean Triples
O D. Sum of Cubes

How can you tell when x and y are not directly proportional?

Which table shows a proportional relationship between miles traveled and gas used?

Asalad dressing recipe calls for 1 teaspoon of vinegar and three tablespoons of olive oil to only make 1/3 of the recipe for a single portion how much of each ingredient would you need