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Algebra Basics
Algebra Basics
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Answers
1
Expand and simplify:
π2 + 6π + 6
π2 - π - 6
π2 - π + 6
π2 - 6π - 6
2
Which is an expression?
5x + 2xy = 3
13y + y9 = 21
3 + 2 = 5
x2 - x + 5
3
What is a
CONSTANT
term in this expression: 3x - 6x
2
+ 7
3
7
x
- 6
4
Factor the following expression:
9(2x + 11)
18(x + 5)
9(2x - 11)
18(x -5)
5
Write a verbal expression for the algebraic expression.
the quotient of a number and 7
the difference of a number and 7
the sum of a number and 7
a number less than 7
6
How many terms are in this expression: 7 + 4p - 5 + p + 2q
8
3
4
5
7
How many terms are in the expression below?
4
6
5
3
8
Simplify the expression
12b - 6
8b - 2
10b - 2
12b + 6
9
Factorize fully the expression: -8x
2
Β + 32.
-4(2x2 - 8)
-8(x2 - 4)
8(x2 - 4)
8(-x2 + 4)
10
Factorise the expression:
20(a+4)
4(5a + 4)
2(10a + 2)
4(5a + 1)
11
Simplify the following expression:
-9n + 36
-9n - 36
9n + 36
9n - 36
12
Write the algebraic expression for the following.
7x
x/7
x - 7
x + 7
13
Simplify by collecting like terms
10π2
5π2 + 5π
4π2 + 4π
10π
14
Expand and simplify (x-7)(x-3)
x2 - 10x - 21
x2 - 10x + 21
x2 + 10x + 21
2x - 10x + 21
15
Write an algebraic expression for the total cost:
3(d + 10)
3d
d + 10
3d + 10
16
What is the smallest coefficient in the given expression?
- 3
10
- 5
3
17
Factorise the algebraic expression:
2(f2 + f)
2f(f + 1)
f(f + 1)
f(f + 2)
18
Expand and simplify 4(3p-5m)
7p - 5m
12p - 20
12p - 5m
12p-20m
19
The variable(s) in the expression
15t + 8
is
there are no variables
8
15 and 8
t
20
Write an expression: 12 less than a numberΒ
12 - y
12y
y + 12
y - 12
21
Write an Algebraic Expression
21m + 37
37 - m
m + 37
21m - 37
22
What is the coefficient in this expression? 7y - 3r
3r
7 and - 3
7
7y
23
What is/are the constant(s) in the following expression?
3, -9, -5, 1
1, 8
8
3, 9, 5
24
Factorise the expression: 4x
2Β
- 2x
2x(2x-x)
2x(2x-1)
4x(x-1)
2x(x-1)
25
Write an Algebraic Expression
x - 6
6x
x + 6
6/x
