Question Simplify the expression x−81 Evaluate x×1−81Solution x−81 Show Solution Find the roots x=81 Evaluate x×1−81To find the roots of the expression,set the expression equal to 0 x×1−81=0Any expression multiplied by 1 remains the same x−81=0Move the constant to the right-hand side and change its sign x=0+81Solution x=81 Show Solution