Radical Equations and Extraneous Roots Answers

Study the steps shown to solve the given equation.30 – 2x = x2 – 6x + 9 0 = x2 – 4x – 21 0 = (x + 3)(x – 7)Based on the above work, possible solutions of the equation are –7 and –3–7 and 3–3 and 73 and 7.

x =✔ 8.250.751.75X 2.25no real solutions