According to data from the U. S. Department of Education, the average cost y of tuition and fees at public four-year institutions in
year x is approximated by the equation
y = 0.024x* -0.87x + 9.6x² +97.2x + 2196
where x = 0 corresponds to 1990. If this model continues to be accurate, during what year will tuition and fees reach $4000?
a. 2000
C. 2016
b. 2010
d. 2004

Name the quadrilaterals that have four equal sides.

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

Which number line represents the solution set for the inequality - x 24?