Variable expressions Worksheet

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

1 a.   z + a + 3, when z = 1 and a = 8
   
 
 
 
 
1 b.  
10 , when x = 9
x
   
 
 
 
 
2 a.  
7 , when z = 4
z
   
 
 
 
 
2 b.   5 + k, when k = 1
   
 
 
 
 
3 a.   9 q, when q = 1
   
 
 
 
 
3 b.   9 a s, when a = 1 and s = 5
   
 
 
 
 
4 a.   g4, when g = 5
   
 
 
 
 
4 b.   r – 9 + c, when r = 6 and c = 9
   
 
 
 
 
5 a.   2 n x, when n = 2 and x = 8
   
 
 
 
 
5 b.   t + p, when t = 1 and p = 10
   
 
 
 
 
Page 2

Answer Key

1 a.  12

 
1 b.  1 1/9

 
2 a.  1 3/4

 
2 b.  6

 
3 a.  9

 
3 b.  45

 
4 a.  625

 
4 b.  6

 
5 a.  32

 
5 b.  11

 


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