Question

{-20+(-7+9)³-[-7+9-(-1+5)]-(-1)³} R= 10

Answer 1

Resposta:

Explicação passo a passo:

{-20+(-7+9)³-[-7+9-(-1+5)]-(-1)³}=

{-20+2³-[-7+9-4]-(-1)}=

{-20+8-[2-4]+1}=

{-20+8-[-2]+1}=

{-20+8+2+1}=

{-12+2+1}=

{-10+1}=

-9