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Year 10 Equations Revision 1
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Consider the expression 5a² − 3b + 8. Which one of the following statements is true?
1 point
The coefficient of a is 5.
It has 5 terms.
The constant term is 8.
The coefficient of b is 3.
Clear selection
In the expression 3x + 2y + 4xy + 7yz the coefficient of y is:
1 point
4
2
7
3
Clear selection
The coefficient of x in 3xy - 4x + 7 is:
1 point
4
7
–4
3
Clear selection
Which of the following pairs does not consist of two like terms?
1 point
3x and 5x
3y and 12y
3cd and 5c
3xy and yx
Clear selection
The simplified form of 6ab + 14a – 2ab + 3a is:
1 point
21ab
4ab + 11a
ab + 7a
4ab + 17a
Clear selection
A fully simplified expression equivalent to 2a + 4 + 3b + 5a is:
1 point
5a + 5b + 4
10ab + 4
7a + 3b + 4
11ab
Clear selection
When brackets are expanded, 4(2x + 3y) becomes:
1 point
8x + 3y
2x + 12y
8x + 8y
8x + 12y
Clear selection
The expanded form of 2(3x – 5) is:
1 point
6x – 5
6x – 10
-4x
3x – 10
Clear selection
To solve 3a + 5 = 17, the first step to apply to both sides is to:
1 point
add 5
divide by 3
subtract 5
subtract 17
Clear selection
Which one of the following equations does not have the solution x = 9?
1 point
4x = 36
x + 7 = 16
x + 9 = 0
14 – x = 5
Clear selection
The solution to x + 7 = 9 is:
1 point
x = 16
x = -2
x = 2
x = -16
Clear selection
If a = 3 which one of the following equations is true?
1 point
4a = 21
2a + 4 = 12
9 – a = 6
2 = a + 12
Clear selection
The solution to 2t - 4 = 6 is:
1 point
t = 1
t = 3
t = 5
t = 7
Clear selection
The solution to the equation x – 8 = 18 is
1 point
x = 8
x = 10
x = 20
x = 26
Clear selection
The solution to the equation 8b = 32 is
1 point
b = 4
b = 8
b = 20
b = 26
Clear selection
The solution to the equation 3a + 8 = 29 is:
1 point
a = 21
a = 7
a = 18
a = 3
Clear selection
The equation 2a + 4 = 10 is solved. The solution is
1 point
a = 3
a = 7
a = 12
a = 28
Clear selection
When solving 3a + 5 = 17, the first step to apply to both sides is:
1 point
add 5
divide by 2
subtract 5
multiply by 3
Clear selection
1 point
x = 35
x = 70
x = 3
x = 17
Clear selection
If we start with x = 5, which of these equations is not true?
1 point
A
B
C
D
Clear selection
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