Question Simplify the expression 606−99a Evaluate 637−31−99aSolution 606−99a Show Solution Factor the expression 3(202−33a) Evaluate 637−31−99aSubtract the numbers 606−99aSolution 3(202−33a) Show Solution Find the roots a=33202Alternative Form a=6.1˙2˙ Evaluate 637−31−99aTo find the roots of the expression,set the expression equal to 0 637−31−99a=0Subtract the numbers 606−99a=0Move the constant to the right-hand side and change its sign −99a=0−606Removing 0 doesn't change the value,so remove it from the expression −99a=−606Change the signs on both sides of the equation 99a=606Divide both sides 9999a=99606Divide the numbers a=99606Solution a=33202Alternative Form a=6.1˙2˙ Show Solution