Simplifying and Solving Rationals

Simplify 

• (x+7)/(x-4)

• -3/4

• (x+3)/(x+4)

• (x+3)/(x-4)

Which factor cancels out when you simplify this rational expression.

• x + 2

• x - 2

• x + 6

• Nothing cancels out

• A
• B
• C
• D

• A
• B
• C
• D

Simplify

• (x-9)/(x+9)

• 1/(x-9)

• (x+9)

• 1/(x+9)

Simplify (x² + 3x - 10) / (x² - 1x - 2)

• (x - 5) / (x - 1)

• (x + 5) / (x + 1)

• (x - 2) / (x - 3)

• (x + 2) / (x + 3)

Simplify (x² - 7x + 10) / (x² - 8x + 15)

• (x - 5) / (x - 1)

• (x + 5) / (x + 1)

• (x - 2) / (x - 3)

• (x + 2) / (x + 3)

Simplify (x² - 25) / (x² + 4x - 5)

• (x - 5) / (x - 1)

• (x + 5) / (x + 1)

• (x - 2) / (x - 3)

• (x + 2) / (x + 3)

Simplify. 

• (m+6)/(m-3)

• 7/(m-3)

• 7(m+6)

• (m-3)

Simplify.

• A

• B

• C

• D