Algebra Vocabulary Lesson

Algebra Vocabulary

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Multiple Choice

How many terms are in this expression?

3a + b - 2c - 8

• 2

• 3

• 4

• 5

Multiple Choice

How many terms are in this expression?

4x + 3

• 2

• 3

• 4

• 5

Multiple Choice

How many terms are in this expression?

9y - z + 5

• 2

• 3

• 4

• 5

Multiple Choice

What are the coefficients in this expression?

3a + b - 2c - 8

HINT: If you don't see a number attached to the variable, the coefficient is "1"

• 3, 2

• 3, 1, 2

• 3, 2, 8

• 8

In algebra a variable is an unknown quantity

• It is often represented by a letter

An algebraic expression is a mathematical phrase containing at least one variable and one operation

• A numerical expression does NOT contain a variable

Multiple Choice

Is this problem a numeric or algebraic expression?

$$5x$$  

• Numerical

• Algebraic

Multiple Choice

Is this problem numerical or algebraic?

$$5+7$$  

• Numeric

• Algebraic

The fours operations are

• Addition

• Subtraction

• Multiplication

• Division

Multiple Choice

What operation is being used?

$$y-3$$  

• addition

• subtraction

• multiplication

• division

Multiple Choice

What operation is being used?

$$6m$$  

• addition

• subtraction

• multiplication

• division

Multiple Choice

What operation is being used?

$$7+n$$  

• addition

• subtraction

• multiplication

• division

Multiple Choice

What operation is being used?

$$\frac{9}{b}$$  

• addition

• subtraction

• multiplication

• division

An equation is a mathematical statement that uses an equal sign to show that two or more expressions are equal

Multiple Choice

Is the following an equation or an expression?

$$9-n\equiv15$$  

• Equation

• Expression

Multiple Choice

Is the following an equation or an expression?

$$\frac{9}{b}$$  

• Equation

• Expression

Multiple Choice

Is the following an equation or an expression?

$$8+a$$  

• Equation

• Expression