Posted by hurry! nick on .
Find the value of x in 125^x2 + 125^x3 = 125^x4.with explanation

hurry! math 
Steve,
125^x2 = 125^2 * 125^x4
125^x3 = 125 * 125^x4
so, what we have is
125^x4 (125^2  125) = 125^x4
125^2  125 = 1
No solution
Evidently I misunderstood the notation. If you meant
125^x  2 + 125^x  3 = 125^x  4
125^x = 1
x = 0