If x = a, y = b is the solution of the equation x – y = 2 and x + y = 4, then the value of a and b are respectively
A. 3 and 5
B. 5 and 3
C. 3 and 1
D. -1 and -3
Answer:C
If x = a, y = b is the solution of the equation x – y = 2 and x + y = 4, then the value of a and b are respectively
A. 3 and 5 B. 5 and 3 C. 3 and 1 D. -1 and -3