Question

{8+2•[9+9•(7+2•3)]}•2-4•23=
{745-3•[8+8•(7•3+9)]}•3-3=
5•(4+8)-2•{5+2•[10-3•(4-2)]}=
50+48•2+[63+4•(20+12+13)]-{[(36-26)•2+4]•8-7•9}
Dau coroana ajutor va rog

Answer 1

{8+2*[9+9*(7+2*3)]}*2-4*23=
{8+2*[9+9*13]}*2-92=
{8+2*[9+117]}*2-92=
{8+2*[126]}*2-92=
{8+252}*2-92=
520-92=428