Variable expressions Worksheet

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

1 a.  
a – 3  , when a = –4
10
   
 
 
 
 
1 b.  
y – 8  , when y = 5
5
   
 
 
 
 
2 a.   –1(6 y + 9), when y = –8
   
 
 
 
 
2 b.  
u – (–8)  , when u = –1
6
   
 
 
 
 
3 a.  
b – 6  , when b = –5
4
   
 
 
 
 
3 b.   (10 s – (–8))2, when s = –6
   
 
 
 
 
4 a.  
4  , when t = –5
6 t
   
 
 
 
 
4 b.  
v – 4  , when v = –10
7
   
 
 
 
 
5 a.  
7 v  , when v = 4
–8
   
 
 
 
 
5 b.   (2 – 10 b)3, when b = –5
   
 
 
 
 
Page 2

Answer Key

1 a.  -7/10

 
1 b.  -3/5

 
2 a.  39

 
2 b.  1 1/6

 
3 a.  -2 3/4

 
3 b.  2704

 
4 a.  -2/15

 
4 b.  -2

 
5 a.  -3 1/2

 
5 b.  140608

 


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