WorksheetsAlgebraic Expressions With Variables
Total questions: 20
Worksheet time: 20mins
Evaluate 3b + 4c if b = 9 and c = 3
12
27
39
51
Evaluate 4w - 3y if w = 7 and y = 6
10
11
18
28
Evaluate 9c - 7d if c = 6 and d = 5.
19
21
35
54
Evaluate 7p - s if p = 8 and s = 7.
49
71
A variable is a letter or symbol used to represent an unknown number.
True
False
Evaluate the expression 14 + x ÷ 2; x = 4
16
9
12
18
a2 - b2
Evaluate if a=4 and b =2
4
20
-4
12
Evaluate the algebraic expression 5g , when g=15 .
15
25
75
5
What is the definition of a variable?
A letter or symbol that represents an unknown quantity
The little number or letter used to raise to a power
The number in front of a variable
The number with no variable
Evaluate when a = 15:
2(a - 5) + 2
22
27
14
7
Evaluate the expression
when x=8 and y=12.
4x − 2y
4(8) − 2(12)
0
8
4
a symbol for an unknown value; usually a letter (such as a, x, or y) is the symbol used
constant
variable
coefficient
term
Evaluate m + n if m = 29 and n = 11
11
29
40
Evaluate b2 + 3 if b = 9
95
84
Evaluate c2 - 11 if c = 8
53
71
Evaluate 5m + 7 if m = 5
32
62
Evaluate 3x - 7 if x = 12
305
29
Evaluate w + x if w = 33 and x = 19
19
33
52
Evaluate 5x + 6y if x = 2 and y = 7.
10
42
52
119
Evaluate m2 + n if m = 3 and n = 4
10
13
