Question

solve X + Y =7 X_Y=3 please please please please please please please​

Answer 1

Step-by-step explanation:

X-Y=3 is correct answer.....

Answer 2

Answer:

x=4 and y =3

Step-by-step explanation:

x=7-y ------1

x-y=3 ------2

by 1 &2 =>

7-y-y=3

7-2y=3

2y=7-3

2y=4

y=3

sub y in 1

x=7-3

x=4