voleminhduc123456789 voleminhduc123456789

25-09-2021
Mathematics

contestada

tổng của hai số là 82,35.biết số lớn gấp 4 lần số bé tìm hiệu của 2 số

Respuesta :

hongne110807 hongne110807

25-09-2021

Answer:

Step-by-step explanation:

X+Y=82,35

X= 4(X-Y)

<=> 3X=4Y<=> X= 4Y÷3

=> 7Y÷3= 82,35

=> Y= 4941÷140

=> X = 82,35 - 4941÷140= 1647÷35

Vậy 2 số cần tìm là 4941÷140 và 1647÷35

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