Math, asked by hass83, 4 months ago

2x-3y = 12 and x divide by x+y = 5/7 what is the value of x-2y​

Answers

Answered by raghavendraraghunath
0
kB gdnehejbekrbrjnrnkrjjtktjrjjr
Answered by nagaraj1079
2

Answer:

3

Step-by-step explanation:

x/x+y=5/7

on cross multiplication

7x=5x+5y

7x-5x=5y

2x=5y

x=5y/2

Now 2x-3y=12

substituting x=5y/2 above we get

2(5y/2)-3y=12

5y-3y =12

2y =12

y=6

now x=5y/2

x= 5*6/2=15

therefore x-2y= 15-2(6)= 15-12= 3

Similar questions