Please answer this question please

Solve the equation by completing the square. x^2+2x=17

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0