Question

Efectuati: 30+3*{13+2*[500-4*(23-2 la 3)]}

Answer 1

30+3{13+2[500-4(23-2^3)]}=
=30+3{13+2[500-4(23-8)]}=
=30+3[13+2(500-60)]=
=30+3(13+2x440)=
=30+3(13+880)=
=30+3x893=
=30+2679=2709