Question Factor the expression 220(1−2v) Evaluate 220−440vSolution 220(1−2v) Show Solution Find the roots v=21Alternative Form v=0.5 Evaluate 220−440vTo find the roots of the expression,set the expression equal to 0 220−440v=0Move the constant to the right-hand side and change its sign −440v=0−220Removing 0 doesn't change the value,so remove it from the expression −440v=−220Change the signs on both sides of the equation 440v=220Divide both sides 440440v=440220Divide the numbers v=440220Solution v=21Alternative Form v=0.5 Show Solution
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