Question Simplify the expression −2101−a Evaluate 1139−140−3100−aSolution −2101−a Show Solution Find the roots a=−2101 Evaluate 1139−140−3100−aTo find the roots of the expression,set the expression equal to 0 1139−140−3100−a=0Subtract the numbers 999−3100−a=0Subtract the numbers −2101−a=0Move the constant to the right-hand side and change its sign −a=0+2101Removing 0 doesn't change the value,so remove it from the expression −a=2101Solution a=−2101 Show Solution
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