Variable expressions Worksheet

Evaluate the expressions for the given values of the variable(s).

1 a.   n + x + 2, when n = 17 and x = 33
   
 
 
 
 
1 b.   s + w, when s = 33 and w = 45
   
 
 
 
 
2 a.   11 u, when u = 26
   
 
 
 
 
2 b.   n + 23, when n = 23
   
 
 
 
 
3 a.   2 z, when z = 7
   
 
 
 
 
3 b.   12 + w, when w = 33
   
 
 
 
 
4 a.   z3, when z = 50
   
 
 
 
 
4 b.   u2, when u = 2
   
 
 
 
 
5 a.   x + 21 + q, when x = 7 and q = 44
   
 
 
 
 
5 b.  
24 , when q = 20
q
   
 
 
 
 
Page 2

Answer Key

1 a.  52

 
1 b.  78

 
2 a.  286

 
2 b.  46

 
3 a.  14

 
3 b.  45

 
4 a.  125000

 
4 b.  4

 
5 a.  72

 
5 b.  1 1/5

 


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