Question

7. If x=a and y=b is the solution of the equation x-y=2
and x+y=4, then the values of a and b respecively are​

Answer 1

Step-by-step explanation:

X-y = 2 --( 1 ) x+y =4.. (2). that is a-b =2 and a+b =4. Add both equation you will get 2a =6 so a= 3. 3+y = 4 y= 1