Respuesta :
did you mean 20? Can’t figure out my answer for that, only for a 20:(
Step-by-step explanation:
4x+5 5y=-10
4x +5+5y= -10
bring the 4x and 5y together and take +5 to the other side
4x +5y= -10-5
4x + 5y= - 15
you can't go further in simplifying it