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17-12-2016
Mathematics

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what is N: -3 4/5n= -5 1/15

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charstar charstar

17-12-2016

-3 4/5n=-5 1/15
-3 12/15n=-5 1/15
-57/15n=-76/15
multiply each side by 15:
-57n=-76
Change the signs:
57n=76
Divide each side by 57 so the left side is equal to n:
n=76/57
Divide each side by 19:
n=4/3
Make it a mixed number:
n=1 1/3

Hope this helps :)

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