Find all real solutions of equation `2 x^2 + 2 x -3 = 0`.

Does the equation have real solutions?

If your answer is Yes, input the solutions:
` x_1 = `   and ` x_2 = `   with `x_1\le x_2`.
Note: Use sqrt(10) or 10^(1/2) for `\sqrt(10)`, etc.