I will give brainliest

7x+8y=-18, 4x-9y=-3 solve the system of equations

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.

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.