Devonne compared the memory usage of two computers as various programs were run. She concluded that Computer A uses more megabytes for each additional program than Computer B. Is she correct?

Which of the choices shown could be used to prove that aacp=abcp ?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?