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Duplicate of Algebra - basics
Duplicate of Algebra - basics
30 terms
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A #math #quiz to review the basics of algebra to Year 8
Flashcards
30 cards
F
Practice quiz
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Host live
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Questions
30
Answers
1
Which is the same as "x subtracted from 5"
x - 5
5 - x
2
2
m
2
โ 3
mn
+
m
2
โ 4
mn
= ?
-4m2mn
3m2 - 7mn
3m2 + mn
3m2 + 7mn
3
Simplify
7xy / 21y
x/3
yz / 3yz
xyz / 3yz
4
Find the area for the following shape
20x
24x2
24x
10x
5
Simplify: 4๐๐ x 2๐z
8xyz
8xy2z
6x2yz
8x2yz
6
Which is the correct way to write 3 x
a
x
b
x
b
?
3ab
3ab2
3a2b
ab3
7
Simplify 5
a
ร 3
b.
15ab
5a3b
8ab
8
Simplifying 3a รท (6b) gives
2
2a/b
a/b
a/2b
9
Simplify (25x
4
y) รท (15x
3
)
5y / 3x
5y / 3
y
5xy / 3
10
Simplify
ab/2
b/2a
2ab
2a/b
11
Find the area for the following shape
21xy
19xy
24x2y2
3x + 7y
12
True/False: 4ab and 3ba are NOT like terms
True
False
13
Select all the expressions below that are equivalent to 3k
3 ร k
2k + k
3 + k
k + k + k + k
14
Another expression for 5x in the form 5x = ...... + ....... is:
5x = 3x + 2x
a and b are correct
5x = 6x - x
5x = 4x + 1
15
Let n be the number of cookies in a tin.
5n
n + 5
n5
5
16
In the expression the 5
k
+ 2
k
+ 3, you can't add the constant 3 to any other term because it is
like the other terms
unlike the other terms
17
Find the value of 5 - 4a
2
given a = 2
3
-11
-3
21
18
Select all the sets of like terms
15ac, 15mn, 15
k ร z, k, z
3a, 11a, โa
a2, 7a2, a2/4
19
True or false? 7
k
and 3 are like terms.
True
False
20
True/False: x and 4x are like terms
True
False
21
The simplified form of 12x + 4y - 3x is
15x + 4y
13xy
9x + 4y
16xy - 3x
22
The perimeter of this shape is
12a + 4b
16ab
12a + 6b
23
Find the value of 3y + 4 for y = 2.
10
9
6
7
24
The perimeter of this shape is
x + 3y + 3
6x + 6y
2x + 6y + 6
25
x
2
y and 3xy
2
are like terms
False
True
26
The number of cookies in one tin plus another 2 cookies
2
n
1n + 2
n + 2
27
For b = 4, find the value of 16 - 3b
52
13
28
4
28
The perimeter of this shape is:
22x
8x
28x2
11x
29
Four cookies more than the number of cookies in 5 boxes is:
5n + 4
n + 4
5n
30
True/False: 5x and 4x
2
are like terms
True
False