Can someone please help

B. 81 weeks

Step-by-step explanation:

If we plug everything into the equation it should look like this:

Then we would subtract 1 from both sides, then we are left with w:

Hope this helps!

10000000000000000000000000000000

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

step-by-step explanation:

mark brainliest!