6th Expressions, Equations and Inequalities Review

Expressions, Equations and Inequalities Review

Multiple Choice

Which expression is equivalent to 7p + p + 4p + 2p − 6?

• 7p

• 8p

• 13p – 6

• 14p – 6

Multiple Select

Which two expressions are equivalent to 8y?

• 8(y +

  y + y + y + y + y + y + y)

• 7y + y

• 6(2y)

• y * y * y * y * y * y * y * y

• y + y + y + y + y + y + y + y*

Multiple Choice

Which expression is equivalent to 11 × 11 × 11 + 9 × 9 × 9 × 9 × 9?

• 11³ + 9⁵

• 11 + 9⁵

• 20⁸

• 99⁸

Multiple Choice

Which expression best represents the phrase, the product of 14 and a number, n, divided by 3?

• 3 ÷ 14 + n

• 3 ÷ 14n

• 14 + n

  ÷ 3

• 14n ÷ 3

Multiple Choice

A student uses the Distributive Property to rewrite 49 +14. Which expression could the student use?

• 7(7 + 2)

• 7(7 + 14)

• 7(42 + 7)

• 7(42 + 14)

Multiple Choice

A tutor charges a flat rate of $5 to drive to a student’s house and $50 per hour of tutoring. Which expression represents how much the tutor earns tutoring a student for x hours?

• 5x + 50

• 45x

• 50x + 5

• 55x

Multiple Choice

A family plans a 550-mile car trip. If the family drives 100 miles each day, d, which expression represents the number of miles the family has left in the car trip after driving for d days?

• 550 + 100d

• 550 − 100d

• 550d + 100

• 550d − 100

Multiple Choice

A printer prints at a constant rate of 40 pages per minute. If m represents the number of minutes, and p represents the total number of pages printed, which equation correctly represents the relationship?

• p = 40 × m

• p = 40 ÷ m

• p = m + 40

• p = m ÷ 40

Multiple Choice

Consider the number set.

11, 12, 13, 14

Part A

Which value of x in the number set makes the equation 3x + 2x – 45 = 20 true?

• 11

• 12

• 13

• 14

Multiple Choice

Consider the number set.

11, 12, 13, 14

Part B

Which value of y in the number set makes the inequality 6y < 72 true?

• 11

• 12

• 13

• 14

Multiple Choice

Which expression is equivalent to 5(3x + 8)?

• 8x + 8

• 8x + 13

• 15x + 8

• 15x + 40

Multiple Select

Which two values of k make the inequality 3k – 3 > 27 true?

• 8

• 9

• 10

• 11

• 12

Multiple Choice

Consider the two expressions.

Which statement is true?

• Expression 1 is equivalent to Expression 2 because the two expressions have the same amount of terms.

• Expression 1 is equivalent to Expression 2 because the two expressions have the same value regardless of which value is substituted into them.

• Expression 1 is not equivalent to Expression 2 because the two expressions do not simplify to equivalent expressions.

• Expression 1 is not equivalent to Expression 2 because the two expressions have different coefficients.

Multiple Choice

A grown African elephant weighs more than 11,000 pounds. Which inequality and graph represent the possible weights, w, in pounds, of the African elephant?