Leah would like to earn 160 dollars per week. She babysits for 5 dollars an hour and she works at an ice cream shop for 8 dollars an hour. She can work a total of 26 hours per week. Solve for x and y

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.