Respuesta :

We have the following:

The slope has the following formula

[tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

replacing:

[tex]m=\frac{1-12}{-9-(-19)}=\frac{-11}{-9+19}=\frac{-11}{10}=-1.1[/tex]

The slope is - 1.1

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