Question

show that the solution of pair of liner equation 2x-3y=13and x-4y=1are x=-1 and y=-1​

Answer 1

❤ⒽⒺⓁⓁⓄ❤

2x-3y=13...........1

x-4y=1

x=1+4y......2

2(1+4y)-3y=13

2+8y-3y=13

5y=11

y=11/5