Question

please please give the answer fast and correct of both questions​

Answer 1

Answer:

you are read in class 8th

Answer 2

Answer:

x + 2y = 17

Step-by-step explanation:

we need to substitute the values and chk :

(i)

$2x+y=17\\\\\\2(9)+4=17\\\\\\18+4=17\\\\\\22\neq 17~~[not~equal]$

(ii)

$x+y=17\\\\\\9+4=17\\\\\\13\neq 17~~[not~equal]$

(iii)

$x+2y=17\\\\\\9+2(4)=17\\\\\\9+8=17\\\\\\17=17\\\\\\LHS=RHS\\\\\\Required~answer~=>~x+2y=17$