Respuesta :

nchangcomfort48

Step-by-step explanation:

everything can be found in the picture

Ver imagen nchangcomfort48
warrenmoncaster35

Step-by-step explanation:

(3x+20)(5x-8)

15x^2-24x+100x-160 then amplify this.

15x^2+76x-160 = 0

x = 8/5 or x = -20/3