Question Simplify the expression 645−b Evaluate 658−13−bSolution 645−b Show Solution Find the roots b=645 Evaluate 658−13−bTo find the roots of the expression,set the expression equal to 0 658−13−b=0Subtract the numbers 645−b=0Move the constant to the right-hand side and change its sign −b=0−645Removing 0 doesn't change the value,so remove it from the expression −b=−645Solution b=645 Show Solution
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