Tara bought 30 books at a yard sale. she now has 220 books. which equation can be solved to find b, the number of books tara had before the yard sale?

What is the value of the discrimination for the quadratic equation 0=×2+2+×2

David is standing on the sixth rung of a ladder while painting his house. which expressions represent a change in david’s position of 2 rungs on the ladder? choose exactly two answers that are correct. a. 6+2 b. 6-2 c. 2x6 d. 6/2

Solve the compound inequality. graph your solution. 2x – 2 < –12 or 2x + 3 > 7 x < –5 or x > 5 x < –5 or x > 2 x < –12 or x > 2 x < –7 or x > 5