Answer:
Step-by-step explanation:
Given is a differential equation
We have characteristic equation as
The above quadratic cannot be factorised hence use formula
Hence general solution would be
Answer:
Because you can't add different variables
Step-by-step explanation:
if Olivia has x songs, then Ryan has 4x-1.
So, x+(4x-1)=469
Solving for x, you get 94, so Olivia has 94 songs.
(8x+28)-(3x-2)
combine the variables and numbers.
5x+30