The following problems represent beginning skills that are necessary for the successful completion of Math 105.  Work through each problem carefully without a calculator.

1.         Simplify:        
 

2.         Simplify:        
 

3.         Simplify:        
 

4.         True or False:           
 

5.         Simplify:        
 

6.         Evaluate:            when   x = -3   and   y = 2 .
 

7.         Simplify:        
 

8.         Simplify:        
 

9.         Solve:            
 

10.       Solve:            
 

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