Answer:
-32
Step-by-step explanation:
[tex]x=-32[/tex]
So we have the equation:
[tex]x-2(x+10)=12[/tex]
Distribute the -2:
[tex]x-2x-20=12[/tex]
Combine like terms:
[tex]-x-20=12[/tex]
Add 20 to both sides:
[tex]-x=32[/tex]
Divide both sides by -1:
And we're done!
