exsaublancodonis exsaublancodonis

23-09-2020
German

contestada

-3y + 8 - 9y + 5z + (-12) - 7z

Respuesta :

23-09-2020

Answer:

-12y-2z-4

Explanation:

−3y+8−9y+5z−12−7z

=−3y+8+−9y+5z+−12+−7z

Combine Like Terms:

=−3y+8+−9y+5z+−12+−7z

=(−3y+−9y)+(5z+−7z)+(8+−12)

= -12y-2z-4

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