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20 questions
Evaluate 6y for y = 3
12
18
63
2
Evaluate x + y for x = 5 and y = 6
30
1
11
n ÷ 4 for n = 20
5
24
16
80
Evaluate 2x + 3 for x = 4
5
9
11
1
Evaluate x16 for x = 2
7
18
8
14
Evaluate 3x - 2 for x = 5
13
10
0
Letters used to represent amounts
Expressions
Equations
Symbols
Variables
The coefficient is a number multiplied by a variable. It is the number in _______________ of the variable.
in front
behind
A variable is a ________________ or __________________ that represents an unknown value.
letter or symbol
term or expression
constant or coefficient
noughts or crosses
An Algebraic Expression is a mathematical phrase that includes at least one ___________________.
variable
coefficient
constant
Sponge Bob
Identify the variable of the algebraic expression:
3x + 5
3
x
5
3x and 5
Identify the coefficient of the algebraic expression:
3x + 5
3
x
5
3x and 5
Identify the constant of the algebraic expression:
3x + 5
3
x
5
3x and 5
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