Variable expressions Worksheet

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

1 a.   x3, when x = 7
   
 
 
 
 
1 b.  
d , when d = 8
7
   
 
 
 
 
2 a.   q + y + (–5), when q = –1 and y = 9
   
 
 
 
 
2 b.   yq – (–8), when y = 5 and q = 1
   
 
 
 
 
3 a.   t + k + 6, when t = –8 and k = 7
   
 
 
 
 
3 b.   na, when n = –6 and a = 3
   
 
 
 
 
4 a.   p + q, when p = –4 and q = –1
   
 
 
 
 
4 b.   6 + g, when g = –7
   
 
 
 
 
5 a.   ys – (–5), when y = 2 and s = 6
   
 
 
 
 
5 b.   z + (–8) + d, when z = 3 and d = 9
   
 
 
 
 
Page 2

Answer Key

1 a.  343

 
1 b.  1 1/7

 
2 a.  3

 
2 b.  12

 
3 a.  5

 
3 b.  -9

 
4 a.  -5

 
4 b.  -1

 
5 a.  1

 
5 b.  4

 


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