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Mathematics, 28.03.2020 22:54 jeonkara

Which equation shows the quadratic formula used correctly to solve 7x2 = 9 + x for x?

Which equation shows the quadratic formula used correctly to solve 7x2 = 9 + x for x?

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Which equation shows the quadratic formula used correctly to solve 7x2 = 9 + x for x?
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