What are the answers to 12 and 14? !

Lin is shopping for a couch with her dad and heard him ask the salesperson “how much is your commission? ” the salesperson says that her commission is 5 1/2% of the selling price. a. how much commission will the salesperson earn by selling a couch for $495? b. how much money will the store get from the sale of the couch?

Brian has an unlimited number of cents (pennies), nickels, and dimes. in how many different ways can he pay 1414cents¢ for a chocolate mint?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2