Question

x/2+y/3=5 x/3+y/9=2 by sub​

Answer 1

Step-by-step explanation:

SOLUTION

The given system of equation is

`x/7 + y/3 = 5`

`=> (3x + 7y)/21 = 5`

`x/2 - y/9 = 6

From (i), we get

`=> 3x + 7x = 105`

`=> 3x = 1.5 - 7y`

`=> x = (105 - 7y)/3`