If Rachel can reach 91 inches high, AC = 2x, and BC= 5x+7, how tall is the object she's reaching for (AC)?
a) 24 inches
b) 13 inches
c) 67 inches
d) 91 inches

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

What is the prime factorization of 23 ?me with this question