labandawil labandawil

10-01-2018
Mathematics

contestada

Simplify the following expression.

5n - 9 - 2n.

A. 9n

B. 3n -9

C. 18n

D. 8n

Respuesta :

jennyli013 jennyli013

10-01-2018

the answer is B. 3n-9

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