Question

Ten times the square of a non zero number is equal to ninety times the number. What is the number?​

Answer 1

x=9

Explanation:

Your number is 9.

Set this up as 10(x^2) = 90x where x > 0 or x< 0.

Factor by 10 on both sides.

10x(x) = 10x(9)

x=9

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