Respuesta :

Alfpfeu

Answer:

[tex]\boxed{\sf \ \ \ (-2x+-9)(1x+3)=-2x^2-15x-27 \ \ \ }[/tex]

the coefficient c is -27

Step-by-step explanation:

hello

[tex](-2x+-9)(1x+3)=(-2x-9)(x+3)=-2x(x+3)-9(x+3)=-2x^2-6x-9x-27\\=-2x^2-15x-27[/tex]

hope this helps