A recipe for soup calls for 2 cups of black beans for every 5 cups of chicken stock. If you have 40 cups of chicken stock,
how many cups of black beans should you use?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

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?

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle