Pedro paid $25 for some books. He then saw a week later that the books were on sale for $20. What was the percent of discount on the books?

Simplify and create an equivalent expression. 4 (-15-3p) - 4 (-p+5)

How to solve this inequality 7x-30<19

If you charge $500 on a credit card today, how much will the balance be in two years (assuming no additional fees) if the credit card has a 10% APR that is compounded - a. once a year? b. once a month? c. once a week?

Which statement best describes a quadrilateral? A. a four-sided polygon B. a four-sided regular polygon C. a five-sided polygon D. a five-sided regular polygon

Explain one way to verify that the corresponding angles of the two triangles are congruent

X=3 y = 5x - 8 in alias

What is 3498 divided by 7. Explain how you got this answer and why you think its reasonable

What is the answer to these 9 + 9n = 9

Solve each problem. Determine which choice (or choices) best represent the equation: 10 is 5 times as many as 2 (A) 5 + 5 = 10 B. 5 * 5 = 10 C. 5 x 2 = 10 D. 10 = 2 x 5

Evaluate the expression for x = 4 1/3 9x + 4 A) 39 B) 40 C) 43 D) 52