Variable expressions Worksheet

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

1 a.   v + 7, when v = 7
   
 
 
 
 
1 b.   n + x + 3, when n = 6 and x = 0
   
 
 
 
 
2 a.   w3, when w = 4
   
 
 
 
 
2 b.   n – 7, when n = –7
   
 
 
 
 
3 a.  
v , when v = –5
6
   
 
 
 
 
3 b.   4 + t, when t = 2
   
 
 
 
 
4 a.   g4, when g = 10
   
 
 
 
 
4 b.  
n , when n = 3
9
   
 
 
 
 
5 a.   b + 10, when b = –1
   
 
 
 
 
5 b.   3 x y, when x = 9 and y = 10
   
 
 
 
 
Page 2

Answer Key

1 a.  14

 
1 b.  9

 
2 a.  64

 
2 b.  -14

 
3 a.  -5/6

 
3 b.  6

 
4 a.  10000

 
4 b.  1/3

 
5 a.  9

 
5 b.  270

 


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