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11-12-2019
Mathematics

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f(x)=-2/5x+4
I need the zero btw -2/5 is a fraction

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11-12-2019

You subtract 4 on both sides, then multiply by 5 on both sides, so you get -20=-2x to get x alone you need to divide by 2 so x=10 and whenever a question asks to find the zero it means find x

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