Expressions with and without Parentheses

Question 1

What is the value of the expression when n = 14?

Revolt · Accepted Answer

80

Question 2

Grace was given the description “three less than the quotient of a number squared and nine, increased by eight” and was asked to evaluate it when n = 6. Her work is shown below.Step 1: Step 2: Step 3: Step 4: Step 5: 7In which step did she make an error?

Revolt · Accepted Answer

step 1

Question 3

Which expression correctly represents “six more than the product of five and a number, decreased by one”?

Revolt · Accepted Answer

6 + 5 n minus 1

Question 4

Which expression correctly represents “three less than the product of a number and two, increased by five”?

Revolt · Accepted Answer

2 n minus 3 + 5

Question 5

Which two operations are needed to write the expression that represents “eight more than the product of a number and two”?

Revolt · Accepted Answer

multiplication and addition

Question 6

Which is a correct statement about the description “two less than the quotient of a number cubed and nine, increased by twelve” when n = 3? Select the three correct answers..

Revolt · Accepted Answer

The correct expression is .; One of the steps to determining the value when n = 3 is .; The value when n = 3 is 13.

Question 7

Which description is paired with its correct expression?

Revolt · Accepted Answer

nine times the difference of a number cubed and three;

Question 8

Which expression correctly represents “ten times the difference of a number and six”?

Revolt · Accepted Answer

10 (n minus 6)

Question 9

What is the value of the expression “eight more than three times the difference of four and a number” when n = 3?

Revolt · Accepted Answer

11

Question 10

What is the value of “twelve more than the quotient of a number and two, decreased by four” when n = 4?

Revolt · Accepted Answer

10

Expressions with and without Parentheses Answers

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