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受欢迎的 Word Problems >

when 14 is subtracted from the square of the number, the result is five times the number

解答

w h e n 14 i s s u b t r a c t e d f ro m t h e s q u a re o f t h e n u mb er, t h e res u lt i s f i v e t im es t h e n u mb er

解答

The number : 7 or - 2

求解步骤

Represent the number with

x

A.T.Q.:

x^{2} - 14 = 5 x

求解

x, x^{2} - 14 = 5 x : x = 7, x = - 2

The number : 7 or - 2

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