Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more x=−7 Evaluate x2+14x+49=0Use a2+2ab+b2=(a+b)2 to factor the expression (x+7)2=0Simplify the expression x+7=0Move the constant to the right-hand side and change its sign x=0−7Solution x=−7 Show Solution Graph