The 9 officers of the student council are going on a trip to an amusement park. each student must pay an entrance fee plus $5 for meals. the total cost of the trip is $225. solve the equation 9(e+5)=225 to find the cost e of the entrance fee for each student.
a. $20
b. $45
c. $25
d. $14

Which matrix multiplication is possible?

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years