Question

​

1
×
(
−
2
+
3
)
×
(
−
9
+
7
)
=
1×(−2+3)×(−9+7)

Answer 1

Firt you add -2 and 3 to get 1 then you add -9 and 7 to get -2 then you multiply -2 and 1 to get -2 which is your final answer.