98+4x[3x4+2x(7x8+9x4:6):10]-186=
=98+4x[3x4+2x(7x8+36:6):10]-186
=98+4x[3x4+2x(7x8+6):10]-186
=98+4x[3x4+2x(56+6):10]-186
=98+4x(3x4+2x62:10)-186
=98+4x(12+124:10)-186
=98+4x(12+12,4)-186
=98+4x14,4-186
=98+57,6-186
=155,6-186
=-30,4
Sper că te-am ajutat ! :))
