Variable expressions Worksheet

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

1 a.   c + d, when c = –7 and d = –8
   
 
 
 
 
1 b.  
x – (–1)  , when x = –8
6
   
 
 
 
 
2 a.   –5 z, when z = 9
   
 
 
 
 
2 b.   pc – 5, when p = –7 and c = –4
   
 
 
 
 
3 a.   d – (–8), when d = 6
   
 
 
 
 
3 b.  
0 , when y = –4
y
   
 
 
 
 
4 a.  
g – 7  , when g = –4
6
   
 
 
 
 
4 b.  
t – (–1)  , when t = –4
3
   
 
 
 
 
5 a.  
d , when d = 3
–3
   
 
 
 
 
5 b.   a – 3 + r, when a = 4 and r = 0
   
 
 
 
 
Page 2

Answer Key

1 a.  -15

 
1 b.  -1 1/6

 
2 a.  -45

 
2 b.  -8

 
3 a.  14

 
3 b.  0

 
4 a.  -1 5/6

 
4 b.  -1

 
5 a.  -1

 
5 b.  1

 


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