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Duplicate of Algebra
Duplicate of Algebra
30 terms
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BASICS OF ALGEBRA
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Simplify the expression 7ac + 3b – 2ca + 4b – 5b by combining like terms
5ac
5ac + 2b
5ac - 2b
2ab
2
Evaluate the expression 2x – 3y when x=1 and y =4
-11
-10
11
10
3
What is the coefficient of x in the expression x - 12
0
-12
1
12
4
For the expression, -10r + s + 12sr, the coefficient of r is
-10
10
0
12
5
The product of 7 and t is
7-t
7/t
7T
7t
6
5 is added to one half of k
k/2 + 5
k/2
k/2 - 5
5
7
State the coefficient of b in the expression 3a + 4ab + 5b
2
+ 7b.
3
5
5 and 7
7
8
The expression 3x - 2y +14z + 8 has no constant term.
False
True
9
In 10x + 11. Which is the coefficient?
11
x
10
1
10
Are 10 y
2
x and 23 x
2
y like terms?
No
Yes
11
Which of the following expression is equivalent to 4ab + c ?
None
4ba + c
4ba - c
c + 4a
12
If x=5, what is 3x+6?
22
20
35+6
21
13
The number in front of a pronumeral is called as
coefficient
expression
term
variable
14
What is the value of a + 2b if a and b both equal 5?
5
15
none
10
15
The sum of a variable y and a number 5 can be expressed as
y
5-y
y-5
y+5
16
Simplify the expression 4x + 3y - 2x + 7y by combining like terms
10xy
2x +10 y
6x +10 y
12xy
17
What is the coefficient of a in the expression 5a+2b?
5
7
2
none of the above
18
Which of the following pairs are not like terms
–3x2y and 5x2y
12ab2 and 10b2a
–15ab2c and –10cba2
11q2r and 10rq
19
What are the individual terms in the expression 3a+4b+3ab
3ab
3a,4b
3, a, b
3a,4b, 3ab
20
The variable t subtracted from 30 is
30+t
30t
300/t
30-t
21
How many terms does the expression 9y+ 6x + 3 - 4y + 5 consist of?
5
6
4
3
22
What is 12?
variable
constant term
term
coefficient
23
Are 5abc and –8abc like terms?
No
Yes
24
For the expression, 5h+12jh+11 the coefficient of h is
11
12j
5
0
25
The sum of a and b is doubled is given by
none
2ab
2(a + b)
a + b
26
In Maths a pronumeral is also called
expression
variable
coefficient
term
27
An expression is a combination of
numbers combined with mathematical operations
None
pronumerals combined with mathematical operations
numbers and pronumerals with mathematical operations
28
For the expression x+3y+10, what is the coefficient of x?
3
10
1
3
29
The expression 5a + 7b + c – 3ab + 6 has how many terms
6
3
5
4
30
Joe has lollies (z) he gives half to his brother, then eats 10 of the rest. How many are left?
2z -10
z/2 -10
z/2 +10
10
