Respuesta :

-10x-1 = 11 -9x
+10x +10x
-1 = 11 + x
-11 -11
-12 = x

x= -12

Answer:

Your goal here is to get x by itself

-10x-1=11-9x Add 1 to each side

-10x-1+1=11+1-9x

-10x=12-9x Add 9x to each side

-10x+9x=12-9x+9x

-1x=12 Divide each side by -1

-1x/-1=12/-1

x=-12

Hope this helps ;)

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