Question Simplify the expression −2082−a Evaluate 821−2903−aSolution −2082−a Show Solution Find the roots a=−2082 Evaluate 821−2903−aTo find the roots of the expression,set the expression equal to 0 821−2903−a=0Subtract the numbers −2082−a=0Move the constant to the right-hand side and change its sign −a=0+2082Removing 0 doesn't change the value,so remove it from the expression −a=2082Solution a=−2082 Show Solution
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