HELPMEHLORDE HELPMEHLORDE

17-10-2018
Mathematics

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Help plz and check just to make sue what is this

Help plz and check just to make sue what is this class=

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wegnerkolmp2741o wegnerkolmp2741o

17-10-2018

use cross products to solve

5* (n-9) = 8*n

distribute

5n-45 = 8n

subtract 5n from both sides

-45 = 3n

divide both sides by 3

-15 = n

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