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September 22, 2014

September 22, 2014

Posted by **syram** on Wednesday, March 6, 2013 at 5:25pm.

4/7k+(j+1/7k) ________

(4/7k+1/7k)+j ________

k(4/7+1/7)+j _________

(4/7k+1/7k)+j ________

5/7k+j _______

Hint: you cannot say that 5/7k+j is the answer

- math -
**Dr. Jane**, Wednesday, March 6, 2013 at 6:04pmfrom the first step to the second

You used the Commutative Law and the Associative law.

from the second step to the first step you factored out the common K.

It looks like it was put back in for the next step.

Last step.. combined like terms.

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