Lily Hayes ran a distance of 3.57 miles on Friday and 2.3 miles on Saturday as a part of her morning workout. On Sunday, she ran 4.98 miles. How many miles in all did Lily run over the weekend?

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.