Question Simplify the expression −111−a Evaluate 4−a−115Solution −111−a Show Solution Find the roots a=−111 Evaluate 4−a−115To find the roots of the expression,set the expression equal to 0 4−a−115=0Subtract the numbers −111−a=0Move the constant to the right-hand side and change its sign −a=0+111Removing 0 doesn't change the value,so remove it from the expression −a=111Solution a=−111 Show Solution
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