Variable expressions Worksheet

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

1 a.  
u , when u = 8
2
   
 
 
 
 
1 b.   t + 8 + x, when t = 1 and x = 10
   
 
 
 
 
2 a.   g + 7, when g = 7
   
 
 
 
 
2 b.   k3, when k = 1
   
 
 
 
 
3 a.   n + 8, when n = 1
   
 
 
 
 
3 b.   s + 8 + v, when s = 9 and v = 8
   
 
 
 
 
4 a.   5 u, when u = 8
   
 
 
 
 
4 b.   z + 6, when z = 3
   
 
 
 
 
5 a.   z + 5 + r, when z = 7 and r = 1
   
 
 
 
 
5 b.   s2, when s = 10
   
 
 
 
 
Page 2

Answer Key

1 a.  4

 
1 b.  19

 
2 a.  14

 
2 b.  1

 
3 a.  9

 
3 b.  25

 
4 a.  40

 
4 b.  9

 
5 a.  13

 
5 b.  100

 


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