Expressions from Phrases

Which phrase is 3x?

• 3 minus x

• the product of 3 and x

• 3 divided by x

the sum of k and 7

• 7k

• k - 7

• k + 7

Write an algebraic expression to represent "subtract twelve from a number."

• n + 12

• n - 12

• 12 - n

Write an algebraic expression to represent "fifteen less than three times a number."

• 15 - 3

• 3x - 15

• 3x

• 15 + 3x

Match each phrase with the expression that accurately represents it.

• 5x

• 5 added to 5 times a number

• 5+5x

• 5 decreased by a number

• 5-x

• a number decreased by 5

• x+5

• 5 more than a number

• x-5

• 5 times a number

Tags

6-3.3

TEKS.MATH.6.6C

Write an algebraic expression to represent "five more than eight times a number."

• 5(8x)

• 8x - 5

• 5 - 8x

• 5 + 8x

Write an algebraic expression to represent "Kendra owns b books. She increases her collection by twelve books."

• b + 12

• 12b

• 12 - b

• b - 12

Write an algebraic expression to represent "Drew is three years older than Nancy, and Nancy is n years old."

• 3n

• n - 3

• n + 3

Write an algebraic expression to represent "Alex is charged $0.10 for each text message, x, he sends."

• 0.1x

• x + 0.1

• x - 0.1

Write an algebraic expression to represent "Jody has $100 in a savings account. He saves $10 per week, w.

• 110

• 100 - 10w

• 100 + 10w

• 100w