Variable expressions Worksheet

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

1 a.   5 z, when z = 9
   
 
 
 
 
1 b.   y + 8 + t, when y = 3 and t = 7
   
 
 
 
 
2 a.   d + 3, when d = 2
   
 
 
 
 
2 b.   x2, when x = 3
   
 
 
 
 
3 a.   8 u k, when u = 5 and k = 7
   
 
 
 
 
3 b.  
w – 3  , when w = 1
9
   
 
 
 
 
4 a.   u + 4 + n, when u = 3 and n = 2
   
 
 
 
 
4 b.  
w – 7  , when w = 3
3
   
 
 
 
 
5 a.   6 r, when r = 10
   
 
 
 
 
5 b.   d + 2 + b, when d = 9 and b = 6
   
 
 
 
 
Page 2

Answer Key

1 a.  45

 
1 b.  18

 
2 a.  5

 
2 b.  9

 
3 a.  280

 
3 b.  -2/9

 
4 a.  9

 
4 b.  -1 1/3

 
5 a.  60

 
5 b.  17

 


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