If y=-3x+ 10, give the ordered pair (x, y) for which the y-value is twice the x-value. . if u do i will mark brainliest

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.