Question

Resuelvanme este ejercisio xfa2-{-4-[6+(9-12)]-(7+2)}-10

Answer 1

2-{-4-[6+(9-12)]-(7+2)}-102-{-4-[6-3]-9}-10
2-{-4-3-9}-10
2+16-10
8

Answer 2

2-{-4-[6+(9-12)]-(7+2)}-10
2-{-4-[6+(-3)]-(9)}-10
2-{-4-[6-3]-9}-10
2-{-4-[3]-9}-10
2-{-4-3-9}-10
2+4+3+9-10
18-10= 8