Answer
$$x^2+5-24=x^2-19$$
Explanation
| $$ \begin{aligned}x^2+5-24& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}x^2-19\end{aligned} $$ | |
| ① | Combine like terms: $$ x^2+ \color{blue}{5} \color{blue}{-24} = x^2 \color{blue}{-19} $$ |
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