Question Factor the expression 5(9k−1) Evaluate 45k−5Solution 5(9k−1) Show Solution Find the roots k=91Alternative Form k=0.1˙ Evaluate 45k−5To find the roots of the expression,set the expression equal to 0 45k−5=0Move the constant to the right-hand side and change its sign 45k=0+5Removing 0 doesn't change the value,so remove it from the expression 45k=5Divide both sides 4545k=455Divide the numbers k=455Solution k=91Alternative Form k=0.1˙ Show Solution