Answer:
[tex]-6m-n+3[/tex].
Step-by-step explanation:
We have been given an expression [tex]-3(2m-1)-n[/tex]. We are asked to find the equivalent expression to our given expression.
Using distributive property [tex]a(b+c)=ab+ac[/tex], we will get:
[tex]-3\times 2m-3\times-1-n[/tex]
[tex]-6m+3-n[/tex]
[tex]-6m-n+3[/tex]
Therefore, the expression [tex]-6m-n+3[/tex] is equivalent to our given expression.