Variable expressions Worksheet

Find the value of the expressions for the given values of the variable(s).

1 a.   (6 v + 4)3, when v = 3
   
 
 
 
 
1 b.  
9  , when k = 1
–1 – k
   
 
 
 
 
2 a.  
5 g + (–4)  , when g = 0
2
   
 
 
 
 
2 b.  
–4  , when s = –4
7 s
   
 
 
 
 
3 a.  
–7 – t  , when t = 5
9
   
 
 
 
 
3 b.  
6 r  , when r = 8
4
   
 
 
 
 
4 a.  
q – (–1)  , when q = 7
10
   
 
 
 
 
4 b.  
n – (–1)  , when n = 4
7
   
 
 
 
 
5 a.   (5 t – (–3))2, when t = 7
   
 
 
 
 
5 b.  
9 ws  , when w = 0 and s = 5
8
   
 
 
 
 
Page 2

Answer Key

1 a.  10648

 
1 b.  -4 1/2

 
2 a.  -2

 
2 b.  1/7

 
3 a.  -1 1/3

 
3 b.  12

 
4 a.  4/5

 
4 b.  5/7

 
5 a.  1444

 
5 b.  -5/8

 


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