Y X 5 = 16 + 34 524 – Y = 248 – 127Y X 5 = 50 524 – Y = 121Y = 50

Bài 2:(1đ) Tìm y:y x 5 = 16 + 34 524 – y = 248 – 127y x 5 = 50 524 – y = 121y = 50 : 5 y = 524 – 121y = 10 y = 403