SOLVE APPLICATION USING ALGEBRA. TYPE THE EQUATION OR INEQUALITY AND PLEASE SHOW WORK. a) If the sales tax on a purchase came to $48, what was the original price (before tax) and what is the final price (after tax)? (Use 6% for the sales tax rate). b) Last week Lori earned a gross pay of $435 for working 52 hours. She is paid time-and-a-half for any time over 40 hours each week. Find her hourly rate of pay