derrickmog02 derrickmog02

18-12-2016
Mathematics

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solve for n. 0.3 (5-n)=0.4 -0.2(n-7)

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18-12-2016

0.3 (5-n)=0.4 -0.2(n-7)

Distribute: 1.5 - 0.3n = 0.4 - 0.2n + 1.4

Combine: -0.3 = 0.1n

Divide: -3 = n

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