Translating Word Problems into Algebraic Expressions

What is the main goal of this lesson?

• To translate English phrases into algebraic expressions

• To understand geometry

• To solve complex algebraic equations

• To learn about calculus

Which phrase indicates addition in word problems?

• Greater than

• Product of

• Decreased by

• Quotient

What does the phrase 'less than' indicate in word problems?

• Addition

• Subtraction

• Division

• Multiplication

Which of the following phrases indicates multiplication?

• Difference between

• Times

• Sum of

• Divided by

What does the phrase 'half of' indicate?

• Division

• Multiplication

• Subtraction

• Addition

Which letter is often avoided as a variable due to its similarity to a number?

• O

• Z

• N

• X

How would you write 'a quantity decreased by seven' as an algebraic expression?

• x + 7

• 7 - x

• 7 + x

• x - 7

How would you write 'quadruple a quantity' as an algebraic expression?

• 4 + x

• x / 4

• 4x

• x - 4

How would you write 'a number decreased by four and then tripled' as an algebraic expression?

• 3x - 4

• x - 4 + 3

• x - 4 * 3

• 3(x - 4)

How would you write 'five less than double a value' as an algebraic expression?

• 2x - 5

• 5 - 2x

• 2(x - 5)

• x - 5 * 2