Answer:
i dont know what you mean by ignore this and it looks like you got it
Step-by-step explanation:
To factor you have to do this:
s^2 + 9s = -20
+ 20 +20
s^2 + 9s + 20 = 0
now you need to numbers that multiplied give you 20
and then those same 2 numbers have to add to 9
5 x 4 = 20
5+ 4 = 9
(x + 4) (x+ 5)
that means that x= -4, and -5
109 numbers hope this helps :)
Yes. there is a fixed cost and variable cost.
Answer:
23.32
Step-by-step explanation:
