Question

The solution of the equation
x-y=10 & x+y=70 ​

Answer 1

Answer:

x = 40 and y = 30

Step-by-step explanation:

According to question -

x-y=10

and, x+y=70

Add both equation then,

2x = 80

x = 40

put x = 40 in any of the given equation we get y

thus, y = 30