Question

-2+5{3+2[4+2(1+5)]+3}

Answer 1

-2+5{3+2[4+2(1+5)]+3}

-2+5{3+2[4+2+6]+3}

-2+5{3+2+12+3}

-2+5+20

-2+25

23

Rpta: 23