Question

hey here explain elimination method steps by steps

Answer 1

for example we can take
5x+3y=7. (1)
25x+8y=9 (2)
so,
(1) =(*5)=25x+15y=35
(2)=. 25x+8y=9
(-). (-). (-)
--------------------
7y=26
y=26/7

5x+3y=7
5x+3(26/7)=7
5x+ 78/7=7
x= 7 * 7
---------
5*48
X=49/240