Question

Va rog! 90:10:3x(54:9:2+2x10:5)-10x4:8+4x4:8=
(3x8=2x5x8:10x5):8+(5x5+40:4x2):9=

Answer 1

90:10:3x(54:9:2x10:5)-10x4:8+4x4:8=
9:3x(6:2x2)-40:8+16:8=
3x(3x2)-5+2=
3x6-5+2=
18-5+2=
13+2=15

Answer 2

A)90:10:3x(6:2+20:5)-10x4+4x4:8=
=90:10:3x(3+4)-10x4+4x4:8=
=90:10:3x7-10x4+4x4:8=
=9:3x7-10x4+4x4:8=
=3x7-40+16:8=
=21-40+2=
Aici nu se poate continua!!
B)Nu inteleg de ce ai pus egal in mijlocul parantezei!!