Question Simplify the expression −9f Evaluate f×10−f×19Use the commutative property to reorder the terms 10f−f×19Use the commutative property to reorder the terms 10f−19fCollect like terms by calculating the sum or difference of their coefficients (10−19)fSolution −9f Show Solution Find the roots f=0 Evaluate f×10−f×19To find the roots of the expression,set the expression equal to 0 f×10−f×19=0Use the commutative property to reorder the terms 10f−f×19=0Use the commutative property to reorder the terms 10f−19f=0Subtract the terms More Steps Simplify 10f−19fCollect like terms by calculating the sum or difference of their coefficients (10−19)fSubtract the numbers −9f −9f=0Change the signs on both sides of the equation 9f=0Solution f=0 Show Solution