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Mathematics 9 Online
OpenStudy (anonymous):

Simplify (2n + 5) - (3n + 7) + (4n - 9). a)-3n - 11 b)3n - 11 c)-3n + 11 d)3n + 11

OpenStudy (anonymous):

(2n + 5 - 3n - 7)= (-n - 2) (-n - 2 + 4n - 9)= (3n-11) B

OpenStudy (anonymous):

orignal problem 1(2n+5)-1(3n+7)+(4n-9) multiply each () by the number in front of it =2n+5-3n-7+4n-9

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