Question

Resolva as expressões:
-9 - (+6 - 18 - 6) =
+17 - (+5 -9) + (-8) =
(-156) + (-9 +5) - 18 =​

Answer 1

Resposta:

$- 9 - ( - 8 - 6) \\ - 9 + 14 = 5$

$+ 17 + 4 - 8 = 13$

$- 156 - 4 - 18 = - 160 - 18 = - 178$