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Algebra
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Work out the value of this expression when x = 3, 3x + 5
Algebra
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A quiz on the basics of algebra
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Questions
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Answers
1
Work out the value of this expression when x = 3, 3x + 5
11
4
14
24
2
...
7x - 3
8x + 3
9x - 3
9x + 3
3
Write an expression of the perimeter of this shape:
5a -1
5a + 7
5a + 1
5a - 7
4
Write an expression of the perimeter of this shape:
4a +2b + 6
6ab + 6
4a + b + 6
2b + 6 + 2a
5
...
8w
8w - 5w
3w
13w
6
Simplify 3 x 4e
7e2
7e
12e
3 + 4e
7
Work out the value of this expression when a = 4, a
2
+ 3
48
49
15
19
8
Work out the value of this expression when a = 6, b= -1, c = -2, abc - 3a
-6
6
-3
0
9
Write an expression for: 3 more than n
n + 3
n - 3
3n
n/3
10
Work out the value of this expression when a = 3, b = 5, 2a + 6b
12
8
36
60
11
Simplify 6t x 8p
48tp
48pt
14tp
14t + p
12
Work out the value of this expression when x = -2, 4x - 3
-3
5
-11
11
13
Write an expression of the perimeter of this shape:
5x + 6
6x + 6
6x + 3
3x + 3
14
Write an expression for: multiply 5 by t
t5
5t
5 + t
t + 5
15
Work out the value of this expression when x = -7, 5 + 4x
-31-63
33
-31
-23
16
Simplify 4x + 3x
12x2
7x
7 + 2x
12x
17
Work out the value of this expression when x = 3, y = -2 and z= 8, 3x
2
+ yz
65
34
11
87
18
Write an expression for: multiply p by 5, then subtract 4
p5 - 4
5(p - 4)
4 - 5p
5p - 4
19
4(t - r)
3.5
14
18
11.5
20
Write an expression for: 3 more than n, and then multiply by 7
3 + 7n
3n + 7
3 + n x 7
7(n + 3)
21
Write an expression of the perimeter of this shape:
4x + 6
4x - 6
2x + 6
10x
22
Write an expression for: t subtracted from 7
7t
t + 7
7 - t
t - 7
23
Simplify: 3e + 4f - 3 + 2f - 6
3e + 6f - 9
6f + 3
5e + 4f - 9
3e + 4f + 3
24
Simplify 3a x 5b
8a + 8b
8ab
15ab
-2ab
25
Work out the value of this expression when x = 4, 6x - 5
4
15
19
29
26
Write an expression for: multiply x by x
xx
2x2
2x
x2
27
Write an expression of the perimeter of this shape:
14
2k + 12
14k
k2 + 12
28
Simplify: 4d - 5 - 3d
7d - 5
7d + 5
-d - 5
d - 5
