Question

-) जर 27m +31n = 85 आणि 31m +27n = 89 तर m-n ची किंमत काढा./ If 27m +31n = 85 and 31m+27 n = 89 then find the value of m-n.​

Answer 1

Step-by-step explanation:

$\: \: \: 27m + 31n = 85 \\ + \: \: \: 31m \: + 27n \: = 89 \\ - - - - - - - - - - -$