What is the product?

(2x - 1) (x + 4)

A. 2x^2 - 4

B. 2x^2 + 4

C. 2x^2 + 7x - 4

D. 2x^2 - 7x - 4

Sam walked 3/5 of a mile to school. He also walked 6/7 of a mile on his way home. How far did Sam walk in all?

What is the algebraic expression of the difference between three times a number and seven is 14

You know that if 15:3=5, then 5x3=15. If you know that 7:8=7/8, what can you conclude about the product of 7/8 an 8?

How to add 2 5/8 plus 3/8

Solve the equation 8^7x=4,096

What are the maximum data rates of 802.11 legacy, 802.11a, 802.11b, and 802.11g?

Convert 12 7/12 to a common number

You have $37 to spend at the music store. Each cassette tape costs $10 and each CD costs $13. Write a linear inequality that represents this situation. Let x represent the number of tapes and y the number of CDs.

Which inverse trigonometric function will not determine the measurement of angle a?

Solve for the roots in the equation below. x4 + 3x2 - 4 = 0