Question Factor the expression −8(7f+20) Evaluate −56f−160Solution −8(7f+20) Show Solution Find the roots f=−720Alternative Form f=−2.8˙57142˙ Evaluate −56f−160To find the roots of the expression,set the expression equal to 0 −56f−160=0Move the constant to the right-hand side and change its sign −56f=0+160Removing 0 doesn't change the value,so remove it from the expression −56f=160Change the signs on both sides of the equation 56f=−160Divide both sides 5656f=56−160Divide the numbers f=56−160Solution More Steps Evaluate 56−160Cancel out the common factor 8 7−20Use b−a=−ba=−ba to rewrite the fraction −720 f=−720Alternative Form f=−2.8˙57142˙ Show Solution
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