Solve 14/n+7=10/n-4 a)n = 5.25 b)n = 3.5 c)n = 31.5 d)n = 30 *pick from the choices i *

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step-by-step explanation:

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.