Question

I am a rectangle my length is
X unit and breadth is y unit
1) difference between my length and breadth is 6
2)my breadth is 5/7times of the
length
​

Answer 1

Answer:

according to 1st condition

y-x=6. :: -x+y=6. ...1

x=5 y

7

7x=5y

7x-5y=0......2

multiply equation 1 by 7

:: -7x+ 7y = 42. ...3

adding 2 and 3

2y=42

y=21

place value of y in equation 1

-x+y =6

-x + 21= 6

x=15