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a fost răspuns

3+3×[3+3÷3×(3+3×3)]÷15

Răspuns :

3+3×[3+3:3×(3+3×3)]:15=6
1) 3×3=9
2) 3+9=12
3) 3:3=1
4) 1×12=12
5) 3+12=15
6) 3×15=45
7) 45:15=3
8) 3+3=6
Mihairacasan
3+3x[3+3:3x(3+9)]:15=
=3+3x[3+3:3x12]:15=
=3+3x(3+12):15=
=3+3x15:15=
=3+45:15=
=3+3=
=6

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