Segments ab and cd are translated 3 units up to get segments a ′ b ′ a'b' and c ′ d ′ c'd' . what is the slope of a ′ b ′ a'b' ? what is the slope of c ′ d ′ c'd' ?

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.