Find the difference -6-4

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4