Hi ok so like im back w another question and like i need help so like if you could help me you would actually make my day.. like ACTUALLY *3*

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

2x minus y equals 6, x plus y equals negative 3