Ashirt originally priced at24.50. theshirt goes on sale for 30% off the original price. how much money in dollars doestje shirt cost including 7%

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.