Question Simplify the expression Solution 3x−9 Evaluate 3x−9×1Solution 3x−9 Show Solution Factor the expression Factor 3(x−3) Evaluate 3x−9×1Any expression multiplied by 1 remains the same 3x−9Solution 3(x−3) Show Solution Find the roots Find the roots of the algebra expression x=3 Evaluate 3x−9×1To find the roots of the expression,set the expression equal to 0 3x−9×1=0Any expression multiplied by 1 remains the same 3x−9=0Move the constant to the right-hand side and change its sign 3x=0+9Removing 0 doesn't change the value,so remove it from the expression 3x=9Divide both sides 33x=39Divide the numbers x=39Solution More Steps Evaluate 39Reduce the numbers 13Calculate 3 x=3 Show Solution