Question Simplify the expression 7x2−8x Evaluate 7x2−8x×1Solution 7x2−8x Show Solution Factor the expression x(7x−8) Evaluate 7x2−8x×1Multiply the terms 7x2−8xRewrite the expression x×7x−x×8Solution x(7x−8) Show Solution Find the roots x1=0,x2=78Alternative Form x1=0,x2=1.1˙42857˙ Evaluate 7x2−8x×1To find the roots of the expression,set the expression equal to 0 7x2−8x×1=0Multiply the terms 7x2−8x=0Factor the expression More Steps Evaluate 7x2−8xRewrite the expression x×7x−x×8Factor out x from the expression x(7x−8) x(7x−8)=0When the product of factors equals 0,at least one factor is 0 x=07x−8=0Solve the equation for x More Steps Evaluate 7x−8=0Move the constant to the right-hand side and change its sign 7x=0+8Removing 0 doesn't change the value,so remove it from the expression 7x=8Divide both sides 77x=78Divide the numbers x=78 x=0x=78Solution x1=0,x2=78Alternative Form x1=0,x2=1.1˙42857˙ Show Solution