Identify Operation: Step 1: Identify the operation needed to simplify the expression.We need to divide −(9)/(2) by (9)/(7).Calculation: −(9)/(2)÷(9)/(7)
Convert to Multiplication: Step 2: Convert the division of fractions into multiplication by the reciprocal.To divide by a fraction, multiply by its reciprocal.Calculation: −(9)/(2)∗(7)/(9)
Multiply Numerators and Denominators: Step 3: Multiply the numerators and the denominators.Multiply −9 by 7 and 2 by 9.Calculation: (−9∗7)/(2∗9)=−63/18
Simplify Fraction: Step 4: Simplify the fraction.Divide both the numerator and the denominator by their greatest common divisor, which is 9.Calculation: (−63÷9)/(18÷9)=−7/2
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