Courtney has $4.85 in nickels, quarters, and dimes. She has12 quarters and 7 nickels. How many more dimes than nickels does she have? A. 8
B. 12
C. 15
D. 30

Find dy/dx using implicit differentiation ln(20+e^xy)=y

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

Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?