The vertex and the t-intercept where t>0, will help solve this problem. Sending the work on the attachment.
Answer:
4 pound is the right answer
Mark me as a brilliant
Answer:
23
Step-by-step explanation:
It's just about plugging in, nothing more than that:
https://simplisico.com/share/q/v2YxPuCDvMY7KQ9Z4DqXHPow
The factors of 20 are 1,2,3,5,6,10,15, and 30
6+3=9.