Respuesta :

dulceocorona

Answer:

-9x2- 7z+2

Step-by-step explanation:

4+3z-10z-13+2

-9x^2-7z+2

Answer:

-9[tex]x^{2}[/tex]-7z+2

Step-by-step explanation:

4[tex]x^{2}[/tex]+3z-10z-13[tex]x^{2}[/tex]+2

-9x^2-7z+2

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