The square of a number decreased by 15 is twice the number. find the number further explanation please

asked May 1, 2022 234k views

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The square of a number decreased by 15 is twice the number. find the number

further explanation please

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Answer:

x = 5, -3

Explanation:

x² - 15 = 2x

x² - 2x - 15 = 0

(x - 5)(x + 3) = 0

Konr Ness answered May 6, 2022

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