Question

7)Simplifique as expressões:
a)-7+10-8+12
b)-11-12-13+30
c)-1-2-3-4+5​

Answer 1

A)

$- 15 + 22 = - 7$

B)

$- 36 + 30 = - 6$

C)

$- 10 +5 = - 5$