Question Factor the expression Factor 6(1381−7a) Evaluate 8286−42aSolution 6(1381−7a) Show Solution Find the roots Find the roots of the algebra expression a=71381Alternative Form a=197.2˙85714˙ Evaluate 8286−42aTo find the roots of the expression,set the expression equal to 0 8286−42a=0Move the constant to the right-hand side and change its sign −42a=0−8286Removing 0 doesn't change the value,so remove it from the expression −42a=−8286Change the signs on both sides of the equation 42a=8286Divide both sides 4242a=428286Divide the numbers a=428286Solution a=71381Alternative Form a=197.2˙85714˙ Show Solution