How tall is a poplar by the river, if we know that 1/5 of its total height is a trunk, 1/10th of the height is the root and 35m from the trunk to the top of the poplar?

Correct result:

x =  50 m


35 + x/5+x/10 = x

7x = 350

x = 50

Our simple equation calculator calculates it.

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