haileighhearn95 haileighhearn95

31-01-2017
Mathematics

contestada

When 80% of a number is added to the number, the result is 216.

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TsukiyamaShuu TsukiyamaShuu

31-01-2017

I believe that the answer is 120.

Using this formula:

x+0.8x=216 1.8x=216 x=120

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31-01-2017

The number you are looking for is 120 and you can easily calculate it by solving the following equation with respect to x
[tex]x+0.8 x = 216[/tex]

Answer Link

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