program aaa;
var x,a,b:real;
begin
writeln('Vvedite a');
readln(a);
writeln('Vvedite b');
readln(b);
x:=(a+b)/a;
writeln('x=',x);
readln
end.
program aaa;
var x,a,b:real;
begin
writeln('Vvedite a');
readln(a);
writeln('Vvedite b');
readln(b);
x:=(a+b)/a;
writeln('x=',x);
readln
end.