One hundred families each have 2 fish. Each fish has either one stripe or two stripes. In total, there are 273 stripes. How many one-striped fish are there in total?
let x be the number of fish with one strip and y be the number of fish will two stripes.
x+y = ?
x+2y = ?
Fill in the question marks and then solve the equations simultaneously.
Please no one answer over me.