mariahleon2001 mariahleon2001 15-03-2019 Mathematics contestada Solve x2+2x=9 using the Quadratic Formula. Select all that apply. x≈−4.2 x≈−3.2 x≈−2.2 x≈−1.2 x≈−0.2 x≈0.2 x≈1.2 x≈2.2 x≈3.2 x≈4.2 no real solutions