klimber1919
klimber1919
21-10-2018
Mathematics
contestada
-15n + 2n − -9n = 8 What is n?
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Аноним
Аноним
21-10-2018
-15n + 2n - -9n=8 What is n?
-15n + 2n=-13
-13 - -9=-4
n=-4
Hope this helps!
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itsnina33
itsnina33
21-10-2018
Combine -15 + 2n first, then you get -13 n.
Then work from -13n to subtracting -9n, that is -4n. Now all you have left is -4n = 8. Divide both sides by -4n/-4 8/-4. The answer is n = -2.
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