Variable expressions Worksheet

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

1 a.   g – 5 + s, when g = 3 and s = 8
   
 
 
 
 
1 b.   5 a k, when a = 1 and k = 3
   
 
 
 
 
2 a.   7 s v, when s = 2 and v = 4
   
 
 
 
 
2 b.  
b , when b = 6
9
   
 
 
 
 
3 a.   7 q g, when q = 8 and g = 1
   
 
 
 
 
3 b.   8 – c, when c = 9
   
 
 
 
 
4 a.  
2 , when u = 9
u
   
 
 
 
 
4 b.   g + 4 + c, when g = 8 and c = 6
   
 
 
 
 
5 a.   8 w x, when w = 9 and x = 7
   
 
 
 
 
5 b.   xr – 7, when x = 3 and r = 1
   
 
 
 
 
Page 2

Answer Key

1 a.  6

 
1 b.  15

 
2 a.  56

 
2 b.  2/3

 
3 a.  56

 
3 b.  -1

 
4 a.  2/9

 
4 b.  18

 
5 a.  504

 
5 b.  -5

 


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