Question

13
15
2.
If (7x - 4y) : (3x + y) is 5 : 13, find the ratio of x and y.
4
1.
3
4
2.
3
3.
3
4.
4
3
4​

Answer 1

Answer:

7x-4y÷3x+y=5÷13

13(7x-4y)=5(3x+y)

91x-52y =15x+5y

91x-15x=5y+52y

76x =57y

76x÷57y=0

4x÷3y=0

x÷y=4÷3

x:y=4:3