Respuesta :

AJC101707

Answer:

One solution

Step-by-step explanation:

I think its 1 solution but I could be wrong, I looked it up and it said one solution.

doridafishy

Answer:

one

Step-by-step explanation:

I am using substitution method:

2x+6=-x-3

subtract 6 from both sides

2x=-x-9

add x to both sides

3x=-9

divide by 3

x=-3

you can also graph this to see. I personally like using desmos.