Question

3x + 2y = 5 आणि 2x +3y = 15 तर x+y ची किंमत खालील पैकी कोणती आहे ?

(a) 2 (b) 3 (0) 4 (d) 5​

Answer 1

Answer:

the answer is (c) 4

as x = -3 and y = 7

Answer 2

Answer:

(c)=4

Step-by-step explanation:

adding both equations

3x + 2y = 5 + 2x + 3y = 15

5x + 5y = 20

x + y = 4.