Question Simplify the expression 12−20n Evaluate 24−12−20nSolution 12−20n Show Solution Factor the expression 4(3−5n) Evaluate 24−12−20nSubtract the numbers 12−20nSolution 4(3−5n) Show Solution Find the roots n=53Alternative Form n=0.6 Evaluate 24−12−20nTo find the roots of the expression,set the expression equal to 0 24−12−20n=0Subtract the numbers 12−20n=0Move the constant to the right-hand side and change its sign −20n=0−12Removing 0 doesn't change the value,so remove it from the expression −20n=−12Change the signs on both sides of the equation 20n=12Divide both sides 2020n=2012Divide the numbers n=2012Solution n=53Alternative Form n=0.6 Show Solution