Question Simplify the expression 684−D Evaluate 690−D−6Solution 684−D Show Solution Find the roots D=684 Evaluate 690−D−6To find the roots of the expression,set the expression equal to 0 690−D−6=0Subtract the numbers 684−D=0Move the constant to the right-hand side and change its sign −D=0−684Removing 0 doesn't change the value,so remove it from the expression −D=−684Solution D=684 Show Solution
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