X+y=10.....(1)
x-y=14......(2)
add eq.(1) and eq.(2)
2x = 24
x = 12
put the value of x into eq.(1)
12+y=10
y=2
so, values are ; x=12 and y=2
x-y=14......(2)
add eq.(1) and eq.(2)
2x = 24
x = 12
put the value of x into eq.(1)
12+y=10
y=2
so, values are ; x=12 and y=2