Question

3x-2y-6 आणि 2x+y-11 या एकसामाईक समीकरणासाठीची D किंमत ?​

Answer 1

Answer:

3x-2y-6

multiple by 2

6x-2y-12

and 2x+y-11

multiple by 3

6x+3y-33

therefore

6x-2y-12

6x+3y-33

_________

by sub

0-5y+21 =0

5y= -21

y= -21/-5

therefore 4.2 =y