Variable expressions Worksheet

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

1 a.  
10 , when a = –5
a
   
 
 
 
 
1 b.   n – 2 + u, when n = 5 and u = 8
   
 
 
 
 
2 a.   4 w t, when w = 6 and t = –8
   
 
 
 
 
2 b.   y2, when y = –3
   
 
 
 
 
3 a.   2 a, when a = 1
   
 
 
 
 
3 b.  
g , when g = –3
3
   
 
 
 
 
4 a.   2 – g, when g = –10
   
 
 
 
 
4 b.   g – 8, when g = –7
   
 
 
 
 
5 a.   6 v d, when v = 7 and d = –7
   
 
 
 
 
5 b.   g3, when g = –7
   
 
 
 
 
Page 2

Answer Key

1 a.  -2

 
1 b.  11

 
2 a.  -192

 
2 b.  9

 
3 a.  2

 
3 b.  -1

 
4 a.  12

 
4 b.  -15

 
5 a.  -294

 
5 b.  -343

 


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