posted by B.B. on .
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?
It looks right to me... I would go ahead and say that's a good answer =]