Verbal Phrases to Algebraic Expressions

Verbal Phrases to Algebraic Expressions

What is a variable?

• A variable is a letter or symbol used to represent an unknown quantity.

• e.g a - 7

• The variable is a.

What is a coefficient?

• A coefficient is the number multiplied or divided by a variable, it is always located at the front of the variable.

• e.g 3b + 7

• 3 X b + 7

• The coefficient is 3.

What is a constant?

• A constant is number by itself in an expression.

• e.g b + 6

• 6 is the constant.

These 3 components are called terms. Each term is seperated by an addition or subtraction sign..

• e.g a + 3 has 3 terms.

• a - b + 3y - 7 has 4 terms.

• 
  

Multiple Choice

Find the coefficient in the algebraic expression.

• x
• 4
• 5
• 9

Multiple Choice

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

Multiple Choice

The number before a variable is the _____.

• term
• constant
• coefficient
• variable

Multiple Choice

A number with no variable attached is called a  _____.

• coefficient
• constant
• variable
• term

Multiple Choice

Identify the constant in the expression
4y + 2 + x

• x
• y
• 4y
• 2

Multiple Choice

How many terms are in the expression
3a + 2b + c + 100

• 3
• 4
• 5
• 6

Multiple Choice

Identify the variables in the expression
3x +  9

• x
• y
• 9
• 3x

Multiple Choice

How many terms are in the expression
3x + 2y + z

• 5
• 2
• 4
• 3

Multiple Choice

Identify a constant in the expression
3x + 2y + 7

• 3
• 2y
• 7
• 2

Multiple Choice

What do you call the "9" in this expression?
5j + 6k - 9

• exponent
• constant
• coefficient
• variable

Multiple Choice

The letters that represent numbers are called ___________

• constants
• coefficients
• variables
• terms

Multiple Choice

The numbers by themselves are called ___________

• constants
• coefficients
• exponents
• terms

Multiple Choice

What are the variable(s) in this expression?
6g⁴ + 5h³ + j - 90

• g, h, j
• 6, 5, 1
• 4, 3
• 90

Multiple Choice

The sum of m and n

• n + m

• m - n

• n - m