Bell Ringer #4 (2-5-16) Try and define these terms or say what they mean: 1. distribute 2. factor 3. constant 4. coefficient 5. variable
2.7 The Distributive Property
Simplify by using the Distributive Property Ex.1) 6 ( 3x + 5 )
Simplify by using the Distributive Property Ex. 2) 5( 2 + 7y )
Simplify by using the Distributive Property Ex. 3) -4 ( 8a - 9 )
Simplify by using the Distributive Property Ex. 4) -5(x – 3y +8z)
Simplify by using the Distributive Property
Simplify by using the Distributive Property
Factoring The reverse of multiplying Factor out the greatest common factor (GCF) of all terms
Factor
Factor
Factor
Factor
Try on your own… - 25y + 15w + 5
What are these terms called? What is a term? Terms are separated by addition or subtraction What are these terms called? x - 15 + 8y coefficient Variable term Variable Term Constant Term
same VARIABLE and same EXPONENT What are “like terms”? same VARIABLE and same EXPONENT 2x + 5x 27 - 6z NOT LIKE TERMS LIKE TERMS
What are “like terms”? 3m + m - 20m w² + w NOT LIKE TERMS LIKE TERMS same VARIABLE and same EXPONENT 3m + m - 20m w² + w NOT LIKE TERMS LIKE TERMS
Combine like terms Ex.1) 5x + 4x + 2x
Combining Like Terms Ex.2) 5x - (-9) + 2x + 7