Respuesta :

Given the following equation:

[tex]K-\frac{10}{2}=-7[/tex]

We know that:

[tex]\frac{10}{2}=5[/tex]

Then:

[tex]K-5=-7[/tex]

Now, we add 5 on both sides:

[tex]\begin{gathered} K-5+5=-7+5 \\ \Rightarrow K=-2 \end{gathered}[/tex]

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