Answer:
[tex]-5x-13[/tex]
Step-by-step explanation:
[tex]-2\left(x+6\right)-\left(3x+1\right)[/tex]
Expand:
[tex]-2x-2\times6-(3x+1)[/tex]
[tex]-2x-12-\left(3x+1\right)[/tex]
Remove brackets and flip the signs in brackets:
[tex]-2x-12-3x-1[/tex]
Group the similar terms together:
[tex]-2x-3x-12-1[/tex]
Add/subtract the terms:
[tex]-5x-13[/tex]
