Mastering Polynomial Addition and Subtraction

What is the first step in simplifying the given polynomial expression?

• Combine like terms

• Distribute the negative sign

• Eliminate parentheses

• Solve for x

Tags

CCSS.7.EE.A.1

Does distributing a positive sign change the numbers in the expression?

• No, it divides them by -1

• No, it has no effect

• Yes, it multiplies them by 1

• Yes, it turns them into their absolute values

Tags

CCSS.7.NS.A.2C

Which operation is not necessary when simplifying the given expression?

• Distributing a positive sign

• Distributing a negative sign

• Eliminating parentheses

• Combining like terms

Tags

CCSS.6.EE.A.3

What effect does distributing a negative sign have on the terms 3x and -4?

• Turns 3x into -3x and -4 into +4

• Multiplies both terms by 0

• Has no effect

• Turns 3x into +3x and -4 into -4

Tags

CCSS.7.EE.A.1

Which term is eliminated due to the distribution of the negative sign?

• None of the above

• x to the third

• -2x squared

• 3x

Tags

CCSS.6.EE.A.3

After simplification, what is the coefficient of the x term?

• 1

• 3

• -3

• 0

Tags

CCSS.7.EE.A.1

What is the constant term in the final simplified expression?

• 4

• 0

• -8

• -4

Tags

CCSS.7.EE.A.1

How many x squared terms are in the final expression?

• One

• Three

• Two

• None

Tags

CCSS.7.EE.A.1

What is the degree of the polynomial after simplification?

• 1

• 4

• 2

• 3

What is the result of combining the constant terms -6, -2, and +4?

• -4

• -2

• 4

• -6

Tags

CCSS.7.EE.A.1