A student presents the following in ballot work for solving explain using a complete sentence what they did wrong initially.

Rlsaj asked Sep 10, 2023

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Rlsaj asked Sep 10, 2023

by Rlsaj

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24 votes

The first mistake was they didn't equal the equation to zero. In order to get the right solutions they must write:

$\begin{gathered} x^2-5x+6=12 \\ x^2-5x-6=0 \\ (x+1)(x-6)=0 \end{gathered}$

And the solution can be seen immediately.

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