Variable expressions Worksheet

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

1 a.   g2, when g = 7
   
 
 
 
 
1 b.  
b – (–6)  , when b = –5
3
   
 
 
 
 
2 a.   –1 d z, when d = –5 and z = –1
   
 
 
 
 
2 b.   q2, when q = 2
   
 
 
 
 
3 a.  
v – 6  , when v = –2
9
   
 
 
 
 
3 b.   wn, when w = –4 and n = –3
   
 
 
 
 
4 a.  
q – (–6)  , when q = 8
7
   
 
 
 
 
4 b.  
t – (–2)  , when t = 10
4
   
 
 
 
 
5 a.  
r – 7  , when r = 5
6
   
 
 
 
 
5 b.   zk – (–8), when z = 10 and k = –6
   
 
 
 
 
Page 2

Answer Key

1 a.  49

 
1 b.  1/3

 
2 a.  -5

 
2 b.  4

 
3 a.  -8/9

 
3 b.  -1

 
4 a.  2

 
4 b.  3

 
5 a.  -1/3

 
5 b.  24

 


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