From Monday through Friday, Sydney works in the computer lab on 3 days and in the tutoring center on another day. On Saturday and Sunday, Sydney cooks food 50% of the days. How many days does Sydney work in a week? What percent of Monday through Friday does Sydney work? pls help

it's both, now can you answer my most recent question?

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

you didn't give me the choices, so i will just give you the graph so you can look at your choices and choose the right one.

n=9

step-by-step explanation:

7 times a number = 7n

decreased by 13 = 7n-13

same as is =

5 times the number = 5n

increased by 5 = 5n+5

7n-13 = 5n+5

2n=18

n=9