Programming Using OOJAVA
check this Atterchment and solve Exascies 1, 2, and 3

Answer:
c = w - 2*Math.pow(d,4) - Math.pow(x,4)*/2
etc.
Explanation:
The question was not readable in its entirety, so I'm giving you only the first answer as an example. You will need to take the types of the variables into account.