1=1-3v-6 how do I answer this

Add 6 to both side canceling out the negative 6.

subtract 1 from both sides canceling out the 1.

Divide - 3v and the other side by - 3.

Thats your answer.

1=1-3v-6

+6 + 6

7=1-3v

-1 - 1

6=-3v

_ _

-3 - 3

-3=v