SOLUTION: Add: [(j + 7) / b] + [(j - 9) / b]
Algebra.Com
Question 25438: Add: [(j + 7) / b] + [(j - 9) / b]
Answer by brianunlv(12) (Show Source): You can put this solution on YOUR website!
= ,since they have the same denominator b
= ,since j + j = 2j and 7 - 9 = -2
= ,factor 2 out
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