Question

{[(30+6x7-3x19)x2+4x100]x2+737}x11-53

Answer 1

{[30+42-57)x2+400]x2+737}x11-53=
[(15x2+400)x2+737]x11-53=
[(30+400)x2+737]x11-53=
(430x2+717)x11-53=
(860+717)x11-53=
1577x11-53=17294

Answer 2

{[(30+6x7-3x19)x2+4x100]x2+737}x11-53
={[30+42-57)x2+400]x2+737}x11-53
={[72-57)x2+400]x2+737}x11-53
=[(15x2+400)x2+737]x11-53
=(430x2+737)x11-53
=(860+737)x11-53
=1597x11-53 
=17567-53
=17514

Sper ca te-am ajutat!^^