Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more x1=0,x2=84 Evaluate 5x2−28x×15=0Multiply the terms 5x2−420x=0Factor the expression More Steps Evaluate 5x2−420xRewrite the expression 5x×x−5x×84Factor out 5x from the expression 5x(x−84) 5x(x−84)=0When the product of factors equals 0,at least one factor is 0 x−84=05x=0Solve the equation for x More Steps Evaluate x−84=0Move the constant to the right-hand side and change its sign x=0+84Removing 0 doesn't change the value,so remove it from the expression x=84 x=845x=0Solve the equation for x x=84x=0Solution x1=0,x2=84 Show Solution Graph