PLEASE HELP!! LMNP is rotated 90° clockwise around the origin. What are the coordinates of M’

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.

Apudding recipe requires 2/3 of a cup of milk for every 1 3/4 cups of sugar. what is the unit rate of sugar to milk in the pudding recipe?

Me get the answer and explain to me the steps to solve it would be greatly appreciated : )