90=20+70 use the distributive property and the gcf of 20 and 70 to write another related expression for 90. could you write another expression with a different common factor?

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?