I NEED HELP SOLVING THIS PROBLEM

WX/P + P/X =
PLEASE EXPLAIN AND SHOW HOW TO SOLVE
W = 3.5, X = .4, P = 2.6

That is not really a "problem"

You have a formula in which you need to "plug in" the given values of W, X and P. That will give you a number.

P/X = 6.5

W X/P = 0.53846..

Add those two terms.