A lawn mower has the given energy rating. A full tank of gas can power the lawn mower for about 6 hours. What equation can be
used to find the amount of gas left in the tank, y, as a function of
the mowing time, x? Show your work.

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Ответ:

officialalex6330

21.02.2021

Mathematics

-2x^2-4x+2

Step-by-step explanation:

$(7x^2-2x+1)-(9x^2+2x-1)=\\(7x^2-9x^2)+(-2x-2x)+(1+1)=\\-2x^2-4x+2$

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A lawn mower has the given energy rating. A full tank of gas can power the lawn mower for about 6 hours. What equation can be used to find the amount of gas left in the tank, y, as a function of the mowing time, x? Show your work.