3 years ago

Square of 9 less than a number is 3 less than the number

Mathematics

2 answers:

ale4655 [162]3 years ago

7 0

Answer:Let the number be x, then (x - 9)^2 = x - 3

x^2 - 18x + 81 = x - 3

x^2 - 19x + 84 = 0

(x - 12)(x - 7) = 0

x = 12 or 7

Step-by-step explanation:

attashe74 [19]3 years ago

7 0

The answer would be 7 or 12

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