Given that 5 pencils and 2 rulers cost $13. Also if 1 pencil and 2 rulers cost $9. What is the cost of a) 1 pencil. b) 1 ruler

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Which of the following shows the length of the third side, in inches, of the triangle below