It is very simple to solve the above equation. The solution is as follows:

X Squared + 4x - 5 = 0

x(x+4)-5=0

x(x+4)=5

x=5/x+4

x=5/x+5/4

x-5/x=5/4

x square - 5=5/4

xsquare =5/4+5

x = square root (25/4)

x=5/2 is the required answer.

X Squared + 4x - 5 = 0

x(x+4)-5=0

x(x+4)=5

x=5/x+4

x=5/x+5/4

x-5/x=5/4

x square - 5=5/4

xsquare =5/4+5

x = square root (25/4)

x=5/2 is the required answer.