Question Simplify the expression a−9 Evaluate a−2−3−4Solution a−9 Show Solution Find the roots a=9 Evaluate a−2−3−4To find the roots of the expression,set the expression equal to 0 a−2−3−4=0Subtract the numbers a−5−4=0Subtract the numbers a−9=0Move the constant to the right-hand side and change its sign a=0+9Solution a=9 Show Solution
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