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WorksheetsSubstitution
Total questions: 17
Worksheet time: 14mins
Name
Class
Date
1.
If a = 4 & b = 6, what is 3a + 5b?
a)
40
b)
42
c)
44
d)
46
2.
If x=5,find the value of 7x-1
a)
34
b)
36
c)
35
3.
If y=4,find the value of 3y+5
a)
27
b)
12
c)
17
4.
If a=6 and b= 7,find the value of 15-a-b
a)
2
b)
3
c)
4
5.
If a=4,b=5 and c=6,find 2c-a-b
a)
4
b)
3
c)
6
6.
When x = 3, y = 6 and z = 7, find 2x - z
a)
-1
b)
-2
c)
-3
d)
-4
7.
If y=4,find the value of 3y+5
a)
27
b)
12
c)
17
8.
If p=3 and q=5,find
p +q+2
p +q+2
a)
12
b)
10
c)
8
9.
If a=3 , find 7−a
a)
2
b)
3
c)
4
d)
5
10.
If b=10 , find b40 .
a)
10
b)
2
c)
30
d)
4
11.
If c=5 , find 2c
a)
7
b)
8
c)
9
d)
10
12.
If d=11 , find d+3
a)
11
b)
12
c)
13
d)
14
13.
If e=8 , find e+e
a)
16
b)
88
c)
14
d)
0
14.
If j=4 , find 2j+3
a)
27
b)
11
c)
12
d)
9
15.
Work out the value of the following expressions when a = 3, b = 4 and c = 5.
a + b
a + b
a)
7
b)
8
c)
9
d)
6
16.
Work out the value of the following expressions when a = 3, b = 4 and c = 5.
2a
2a
a)
5
b)
6
c)
8
d)
10
17.
Substitute x = 3 into the expression:
x + 5
(a)
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