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May 27, 2015

Homework Help: math

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

Identify the property or rule that justifies each step in the calculation.
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

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