Write a system of equations to model each situation. Then solve using the method of your choice.
7) The senior classes at High School A and High School B planned separate trips to Yellowstone National
Park. The senior class at High School A rented and filled 2 vans and 7 buses with 407 students. High School
B rented and filled 1 van and 7 buses with 389 students. Every van had the same number of students in it as
did the buses. How many students can a van carry? How many students can a bus carry?

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.