Variable expressions Worksheet

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

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

Answer Key

1 a.  21952

 
1 b.  -3/10

 
2 a.  2/3

 
2 b.  729

 
3 a.  1

 
3 b.  121

 
4 a.  -2/3

 
4 b.  1/2

 
5 a.  1/4

 
5 b.  1/2

 


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