Respuesta :

sarukhusu7

Answer:

6x

Step-by-step explanation:

I guess it is but i don't know exact answer

ivycoveredwalls

Answer:

-8x^2

Step-by-step explanation:

This works like multiplying numbers "by hand."  The partial product in the bottom row comes from two multiplications:  (-4x)(-1) = +4x, shown in red in the attached image.  The second multiplication is (-4x)(2x) = -8x, shown in blue.

Ver imagen ivycoveredwalls