I. Solve each problem

1. from the sum of 17 and -12 subtract 48.

2. from the sum of -45 and 15, subtract 29

3. the sum of two integers is 238. if one of the integer is -122, find the other number.

4. if the minuend is -36 and the difference is 36, find the subtrachend

5. if 24 subtracted from a certain number, the result is -20. what is the number​