Vocabulary
A part of an expression that is ADDED TO (or SUBTRACTED FROM) another part
What is a Term?
Five more than a number x
What is x + 5?
In the expression 5(x +12) what is the number that you are distributing
What is 5?
An expression containing one or more numbers AND operations.
What is an Algebraic Expression?
A method to simplify an expression by pairing similar terms
What is Combining Like Terms?
A term with a number and NO VARIABLE
What Is a Constant?
Twice a number plus 8
Distribute and Simplify: 5(2a – 3)
What is 10a – 15?
An expression containing one or more numbers AND operations
What is a Numerical Expression?
6t + 7 − 2 + t
What is 7t + 5?
a LETTER or symbol used to represent one or more numbers.
What is a Variable?
Ten less than three times a number
What is 3m − 10?
Distribute : 2(3 - 4n)
What is 6 - 8n?
Which of these are algebraic expressions?
A. 7 + 3
B. 5x – 2
C. 4y + 9
What is B and C?
n − 10 + 9n − 3
10n − 13
The number part of a term with a number and a variable (for example 5 in 5x)
What is a Coefficient?
Four times the sum of a number and 6
What is 4(x + 6)?
Distribute: –5(2 – t)
What is -10 + 5t?
From the following, choose all numerical expressions:
A. 3 + 4
B. 8w – 3
C. 5(2 + 3)
D. y + 10
What is A and C?
−5n + 3(6 + 7n)
16n + 18
Terms that have the SAME VARIABLE PARTS.
**the variable and the exponent MUST be the same for both terms!
What is a Like Term?
The quotient of a number and 5, plus 3
What is (p ÷ 5) + 3, or p/5 + 3?
Use distributive property: 7(2y+3)–2(3y–1)
What is 14y + 21 - 6y + 2 or 8y + 23?
Correctly classify the types of expressions present and group them:
A. 12 × 3
B. m + 8
C. 50 − 7
D. 2p + 3q
B and D are Algebraic
−3(10b + 10) + 5(b + 2)
−25b − 20