Define
Define a Algebraic Expression:
A.)an expression that may contain numbers, operations, and one or more variables.
B.)a symbol that represents one or more numbers.
C.)Each number or variable by itself, or product of numbers and variables in an algebraic expression
A.) An algebraic expression is an expression that may contain numbers, operations, and one or more variables.
x+2 if x=3
5
3+2-1
4
x-1 ; x=2
1
What is the algebraic expression for the phrase:
a number increased by 8
x + 8 (you may choose any variable/letter you want)
Define a Constant:
A.)is a symbol that represents one or more numbers
B.)The numerical factor of a term that contains a variable
C.)A term without a variable
C.)A term without a variable
x - 3 if x=3
0
15-(2x4)
7
2x-3 ; x=3
3
What is the algebraic expression for the phrase:
8 less than by a number
8 - x
Define a Term:
A.)A term without a variable
B.)an expression that may contain numbers, operations, and one or more variables.
C.)Each number or variable by itself, or product of numbers and variables in an algebraic expression
C.)Each number or variable by itself, or product of numbers and variables in an algebraic expression
8x if x=6
48
3 + 81/9
12
3(x-2) ; x=3
3
What is the algebraic expression for the phrase:
a number distributed by 14
n/14
Define a Coefficient:
A.)The numerical factor of a term that contains a variable
B.)an expression that may contain numbers, operations, and one or more variables.
C.)A term without a variable
A.)The numerical factor of a term that contains a variable
48/x if x=4
12
10 x (4+5) - 12
78
-7(x-1) ; x=3
-14
What is the algebraic expression for the phrase:
a number reduced 56
x - 56
Define a Variable:
A.)The numerical factor of a term that contains a variable
B.)a symbol that represents one or more numbers.
C.)an expression that may contain numbers, operations, and one or more variables.
B.)a symbol that represents one or more numbers.
6 + x - 1 if x=3
8
[3(4-2)]+ 3 x 7
27
2(x+2)-3 ; x=-1
-1
What is the algebraic expression for the phrase:
5 less than twice a number
2x-5