Solve the system of linear equations by elimination

x + 3y = 5
2x - 3y = 1

  best answer for the question.1.     divide  7/24  by  35/48  and reduce the quotient to the lowest fraction. 

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift