Question

Please Answer this.....How X plus Y = 5 has come??​

Answer 1

348x +348 y = 1740

348(x+y) = 1740

x+y = 1740 / 348

x + y = 5

hope it helps u.

mark brainliest

Answer 2

Answer:

$we \: have \: \\ \\ 217x + 131y = 913 \\ and \\ 131x + 217y = 827 \\ \\ now \: adding \: these \\ \\ we \: get \\ \\ 348x + 348y = 1740 \\ \\ x + y = 5.........(3) \\ \\ now \: subtracting \: secnd \: equation \\ from \: first \: equation \\ \\ then \: we \: get \\ 86x - 86y = 86 \\ \\ x - y = 1........(4) \\ \\ from \: equatin \: 4th \: and \: 3rd \\ we \: get \: \\ \\ x = 3 \\ \\ and \: \\ \\ y = 2$