Question

3+( 5 ) - ( 2) + (3 ) =

2+ (3+5) -7 - (3+1) =

-8 -1 +10 -4 + (2-5)=

4 (3 - 4) +5 (4-3)=

Answer 1

3+( 5 ) - ( 2) + (3 ) =
8 + 1
9

2+ (3+5) -7 - (3+1) =
2 + 8 - 7 - 4
10 - 11
-1

-8 -1 +10 -4 + (2-5)=
-9 +6 + (-3)
-9 + 6 - 3
-9 + 3
-6

4 (3 - 4) +5 (4-3)=
4 . (-1) + 5 . 1
-4 + 5
1