function F = yoba(x)

F(1) = 101.325*10*70 -( x(3)*8.314*x(10));
F(2) = 101.325*30*70 -( (x(4) + 37.7)*8.314*x(9));
F(3) = 373.15*(200*(x(3) + x(4)) + 20*37.7) -( 200*(x(10)*x(3) + x(9)*x(4)) + 20*x(9)*37.7);
F(4) = x(4) + x(3) -( 2 * 37.7);
F(5) = x(7)*70 -( x(4)*8.314*x(5));
F(6) = x(8)*70 -( 37.7*8.314*x(6));
F(7) = x(9)*(200*x(4) + 20*37.7) -( x(5)*x(4) + 20*x(6)*37.7);
F(8) = x(7) + x(8) -( 1013);
F(9) = x(2)*2*70 -( 37.7*8.314*x(1));
F(10) = x(1)*30*37.7 -( x(10)*200*x(3)*+x(9)*(20*37.7 + 200*x(4)) + 550000*37.7/2);

ans =

10901.1426
34375.2015
  221.0958
  -34.8885
 -194.4301
   54.8473
  -11.0551
   31.8844
   -0.0025
    2.8202