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Mathematics 21 Online
OpenStudy (anonymous):

which expression is NOT equivalent to 8+(n-4) A.12+n B. n+4 C.(8+n)-4 D.(8-4)+n

OpenStudy (anonymous):

i think b

jimthompson5910 (jim_thompson5910):

8+(n-4) 8+n-4 n + (8-4) n + 4 so 8+(n-4) is equivalent to n+4, which rules out choice B

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