Question Factor the expression 4(60−d) Evaluate 240−4dSolution 4(60−d) Show Solution Find the roots d=60 Evaluate 240−4dTo find the roots of the expression,set the expression equal to 0 240−4d=0Move the constant to the right-hand side and change its sign −4d=0−240Removing 0 doesn't change the value,so remove it from the expression −4d=−240Change the signs on both sides of the equation 4d=240Divide both sides 44d=4240Divide the numbers d=4240Solution More Steps Evaluate 4240Reduce the numbers 160Calculate 60 d=60 Show Solution