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