Question Simplify the expression n−9 Evaluate 9(n×1)−8n−9Remove the parentheses 9n×1−8n−9Multiply the terms 9n−8n−9Solution More Steps Evaluate 9n−8nCollect like terms by calculating the sum or difference of their coefficients (9−8)nSubtract the numbers n n−9 Show Solution Find the roots n=9 Evaluate 9(n×1)−8n−9To find the roots of the expression,set the expression equal to 0 9(n×1)−8n−9=0Any expression multiplied by 1 remains the same 9n−8n−9=0Subtract the terms More Steps Simplify 9n−8nCollect like terms by calculating the sum or difference of their coefficients (9−8)nSubtract the numbers n n−9=0Move the constant to the right-hand side and change its sign n=0+9Solution n=9 Show Solution
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