It wont let me upload pictures How do we get answers for pro

It wont let me upload pictures! How do we get answers for problems in books that chegg does not in the solutions? (e.g. Vector Mechanics for Engineers Statics 11th edition Chap 8 Question 7, 48, 52 and 105.)

If u can\'t upload the pictures,then write the problem completely so that expert can understand and imagine the problem and will give solution....