Rational Expressions - add/subtract/multiply/divide

Add and Simplify

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Add the following rational expression.

• (7x+3)  /  (x-5)(x+8)
• (2x+3)  /  (x-5)(x+8)
• (2x+4)  /  (x-5)(x+8)
• (7x+4)  /  (x-5)(x+8)

Tags

CCSS.HSA.APR.D.7

When adding and subtracting rational expressions, my first step should be to:

• Combine like terms in the numerators.
• Determine a Least Common Denominator.
• Factor all of the numerators and all of the denominators.
• Change the operator to multiplication and reciprocate the second fraction.

Tags

CCSS.HSA.APR.D.7

Add and Simplify

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Add and Simplify

• A

• B

• C

• D

Subtract and Simplify

• A

• B

• C

• D

Simplify

• (x-9)/(x+9)

• 1/(x-9)

• (x+9)

• 1/(x+9)

Simplify. 

• (x+6)/(x+4)
• (x+6)(x+4)
• (x+6)
• (x+6)/(x-5)

Tags

CCSS.HSA.APR.D.6

Multiply and Simplify 

• 4(x+3)/(x+2),
• (x+2)/4(x+1)
• (x+2)/4(x+3),
• 4(x+1)/(x+2), 

Tags

CCSS.HSA.APR.D.7

Multiply and Simplify

• (n-10)/8n+56
• (n-10)(n+7)/8n+56
• (n-10)/8
• (n+10)/8

Tags

CCSS.HSA.APR.D.7