Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more x1=0,x2=9 Evaluate 4x×7−x=3x2×1Simplify More Steps Evaluate 4x×7−xMultiply the terms 28x−xCollect like terms by calculating the sum or difference of their coefficients (28−1)xSubtract the numbers 27x 27x=3x2×1Multiply the terms 27x=3x2Swap the sides 3x2=27xMove the expression to the left side 3x2−27x=0Factor the expression More Steps Evaluate 3x2−27xRewrite the expression 3x×x−3x×9Factor out 3x from the expression 3x(x−9) 3x(x−9)=0When the product of factors equals 0,at least one factor is 0 x−9=03x=0Solve the equation for x More Steps Evaluate x−9=0Move the constant to the right-hand side and change its sign x=0+9Removing 0 doesn't change the value,so remove it from the expression x=9 x=93x=0Solve the equation for x x=9x=0Solution x1=0,x2=9 Show Solution Graph