Multiple choice Solve: 1/x + 1/y = 5/6 and 1/x - 1/y = 1/6 (- 2, - 3) (1/2, 1/3) (2, 3) (3, 2) None of these Reveal answer Fill a bubble to check yourself C Correct answer Explanation Substitute 1/x = a and 1/y = ba + b = 5/6 and a - b = 1/6. Hence, a = 1/2 and b = 1/3 And x = 2 and y = 3