Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more x=5 Evaluate x2−2x−15=8x−40Move the expression to the left side x2−10x+25=0Use a2−2ab+b2=(a−b)2 to factor the expression (x−5)2=0Simplify the expression x−5=0Move the constant to the right-hand side and change its sign x=0+5Solution x=5 Show Solution Graph