Question

x+2/x=3,x=2.2/x+3/x=5,x=6.3/x+4/x=7,x=12,写出第七个解,写出第N个方程和解.

Answer 1

7/x + 8/x = 15 ,x=56

n/x + (n+1)/x = (2n+1) ,x= n(n+1)