1) 6/х+4 + 1/х+2 = 1

2) 13/х+3 - 6/х-2 =1

1) = 6/x +6 +1/x=1 6/x+1/x=1-6 7/x=-5 7=-5xx=-7/52) =13/x + 1 -6/x=1 13/x-6/x=0 7/x=0 7=0 x э 0