Question

(12+6)-[5+5(2+5+3)]=

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

2+2(1/4+ 1/6-1/2)=

-3+15(2+4)=

3(2+4-5)+1-2+(4+9)=

Answer 1

(12+6)-[5+5(2+5+3)]=
-32
{2+[2(-3+4)-3]-5}=
-3
2+2(1/4+ 1/6-1/2)=
11/6
-3+15(2+4)=
18
3(2+4-5)+1-2+(4+9)=
15