22-10-2014
Mathematics

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1/3h - 4(2/3h - 3) = 2/3h - 6

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crisforp crisforp

22-10-2014

h / 3 - 8h / 3 + 12 = 2h / 3 - 6 <=>
2h / 6 - 16h / 6 - 4h / 6 = - 108 / 6<=>
-18h / 6 = -108 / 6 <=>
-18h = - 108 <=>
h = 108 / 16 <=>
h = 27 / 4 <=>
h = 6.75.

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