Question

Need help ASAP
!

ありがとう

Answer 1

1: 0
2: 3
3: -7
4: -7
5: 5^-3 or cubed root of 5
6: 2
7: 2
8: 37
9: 48
10: -3
11: x-6
12: 2x/3
13: 11x
14: 3/x
17: x+ (x+3)
18: x+(3x)
19: (x+1)/(x-1)
20: x-|x|
the two i skipped were worded weirdly sorry