Question

3 4 4 2 Solve for x and y:-+-=1; -+-=- x x y 11 12

JEE/Engineering Exams

Maths

Solution

4.0 (1 ratings)

- 3 -+ x 4 - y =1 4 2 11 -+-=- x y12 4 22 +- =- 8 Multiplying (ii) by 2 → ...(iii) x & 12 Subtracting (i) and (ii) = 10 x = 5x12 = 6 X = 10 Substituting x=6 in (i) =- . y=8. 7 6 y sondy=8 Hence, x=6 and y=8