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30-10-2022
Mathematics

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30-10-2022

The sum of a number squared and three less than the number is 129.

Mathematical expression: x^2 + ( 2 x - 3 ) = 129

x^2 + 2 x -3 = 129

x ^2 + 2x - 3 - 129 =0

x ^2 + 2x - 132 = 0

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