Variable expressions Worksheet

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

1 a.   dc – 1, when d = 8 and c = –5
   
 
 
 
 
1 b.   –7 x v, when x = –6 and v = 9
   
 
 
 
 
2 a.   r – (–7) + g, when r = –10 and g = –5
   
 
 
 
 
2 b.   2 y z, when y = 3 and z = –4
   
 
 
 
 
3 a.   vb – (–5), when v = 10 and b = –2
   
 
 
 
 
3 b.   d – (–3) + k, when d = 10 and k = 5
   
 
 
 
 
4 a.   b2, when b = 8
   
 
 
 
 
4 b.  
p , when p = –10
1
   
 
 
 
 
5 a.   r + d + 3, when r = –8 and d = 7
   
 
 
 
 
5 b.   z – (–6), when z = –2
   
 
 
 
 
Page 2

Answer Key

1 a.  12

 
1 b.  378

 
2 a.  -8

 
2 b.  -24

 
3 a.  17

 
3 b.  18

 
4 a.  64

 
4 b.  -10

 
5 a.  2

 
5 b.  4

 


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