Question

X + y =4 ,X - y =3 ​

Answer 1

Answer:

x= 7/2 & y =1/2

Step-by-step explanation:

x+y=4

x-y=3

will give us 2x=7

x=7/2

and by placing value os x in any of the equation will get. 7/2 + y =4

this will give us y = 1/2

Answer 2

Step-by-step explanation:

X+Y=4

X=4-Y--------(1)

X-Y=3

by putting the value of x from (1)..

(4-Y)-Y=3

4-2Y=3

2Y=1

Y=1/2