Question

find the value of x+y, if 3x-2y=5 and 3y-2x=3​

Answer 1

Answer:

8

Step-by-step explanation:

3x - 2y = 5 .....(1)

- 2x + 3y = 3 ..... (2)

(1) × 2 + (2) × 3

6x - 4y = 10

- 6x + 9y = 9

5y = 19 ⇒ y = 3.8

- 2x + 3 × 3.8 = 3

- 2x = 8.4 ⇒ x = 4.2

x + y = 4.2 + 3.8 = 8