Your Answer For X Is X=118
Day Height
0 -14
1 -13
2 -12
3 -11
4 -10
5 -9
6 -8
7 -7
8 -6
9 -5
10 -4
11 -3
12 -2
13 -1
14 0
It will take him 14 days
Every day he crawls up +5 then at night down -4.
5-4 = 1
So, at the end of every day he goes up 1 foot.
Use a place value chart to answer this question :)