Question

01. Efetue
A)-1-2-3=
B)-4-5-8+ 10 =
C) -7+20-15+20-1 =
D) +8-10-7 + 18-14 + 5-6=
E)-13+7-9 +5-13=
F)-20+ 10 -10 + 20+19-13-17
G)-8-10 + 17-3+4 7+8-1 =
H)-6-7-13-26 +94-2= ​

Answer 1

Resposta:

$A)-1-2-3\\-3-3\\-6$

$B)-4-5-8+ 10 \\-9-8+10\\-17+10\\-7$

$C) -7+20-15+20-1 \\13-15+20-1\\-2+20-1\\18-1\\17$

$D) +8-10-7 + 18-14 + 5-6\\-2-7+18-14+5-6\\-9+18-14+5-6\\9-14+5-6\\-5+5-6\\0-6\\-6$

$E)-13+7-9 +5-13\\-6-9+5-13\\-15+5-13\\-10-13\\-23$

$F)-20+ 10 -10 + 20+19-13-17\\-10-10+20+19-13-17\\-20+20+19-13-17\\0+19-13-17\\19-13-17\\6-17\\-11$

$G)-8-10 + 17-3+4 7+8-1 \\-18+17-3+47+8-1\\-1-3+47+8-1\\-4+47+8-1\\43+8-1\\51-1\\50$

$H)-6-7-13-26 +94-2\\-13-13-26+94-2\\-26-26+94-2\\-52+94-2\\42-2\\40$