Question

solve equations by inverse operations:

7-3n = -32

9 + x/3 = 14

5= 3 + x/9
Ms. Sue
7-3n = -32
7 - 7 - 3n = -32 - 7
-3n = -39
n = 13

Study this site.

http://www.sparknotes.com/math/algebra1/expressionsandequations/section4.rhtml

If you post your solutions to the other two problems, I'll be glad to check them.