$\"\"$

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The equation is $\"\"$ .

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The point is $\"\"$

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$\"\"$ (Substitute $\"\"$ 2 for x and 8 for y)

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$\"\"$ (Product of two same signs is positive)

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$\"\"$ (Multiply: $\"\"$ ) $\"\"$

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The point $\"\"$ is a solution of $\"\"$ .