Simplifying a rational expression by factoring out the numerator

What is the first step in simplifying expressions with common terms?

• Adding the terms together

• Identifying and dividing out common terms

• Multiplying the terms

• Subtracting the terms

What does factoring an expression involve?

• Rewriting it as a difference

• Rewriting it as a product

• Rewriting it as a sum

• Rewriting it as a quotient

In the example given, what number did Stephanie choose to factor the expression?

• 5

• 3

• 2

• 7

What is the result of dividing X + 3 by X + 3?

• 3

• 1

• X

• 0

What is the simplified result of the expression 2 * r - 2 / r - 2?

• 0

• 1

• 2

• r - 2