Posted by **B.B.** on Thursday, June 4, 2009 at 4:48pm.

Using the definition of subtraction to determine the subtraction equations that are related to each of the following addition equation: a.8+7=n

b.14+x=25 c.r+s=t my answers are this: a. n-7=8 b.x=25-14 c.t-s=r did I do these right?

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