Find solution to equation

X^2+x+�ãx^2+x-2 =0

Note; square root is x^2+x-2

After I squared both sides to get rid of the square root, I had

x^4 + 2x^3 - x + 2 = 0

this has "nasty" solutions.
Had the expression in the square root been x^2+x+2 , it would have worked out quite nicely by "grouping"
Before I proceed, please verify that you typed it correctly.