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If A= -3n + 2and B = 5n - 7what is the value of A-B in simplest form ?
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If A= -3n + 2and B = 5n - 7what is the value of A-B in simplest form ?

User Tknell
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(-3n + 2) - (5n -7)
-3n - 5n = -8n and 2 - -7 so 2 + 7 = 9
answer: -8n + 9
User Zglin
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