Question

3x +4y = 7, 4x + 3y = 5 या एकसामायीक समीकरणासाठी x+ y ची किंमत काढा ​

Answer 1

Answer:

3x +4y = 7

4x + 3y = 5

adding both equations

3x+4y+4x+3y = 7+5

3x+4x+4y+3y = 12

x(3+4)+y(4+3) = 12

(x+y)7    = 12

(x+y)  = 12/7

Answer 2

Answer:

x = -1/7 आणि y = 13/7

Step-by-step explanation: