Question

solve the Pair of equations by elimination method 2x+5y=7 and x-2y=3​

Answer 1

Answer:

2x+5y=7 ----------------(i)

x-2y=3 -----------------(ii)

Now , By[ (i)×1 -(ii) ×2]

2x+5y=7

-2x+4y= -6

= 9y= 1

y= 1/9

Putting y=1/9 in Eqn(ii)

x-2/9=3

x= 27+2/9

x= 29/9