if ac=5x-16 and cf=2x-4 then what af =?
\(a=\frac{5x-16}{c}\)
\(f=\frac{2x-4}{c}\)
\(a*f=\frac{5x-16}{c}*\frac{2x-4}{c}\)
\(a*f=\frac{(5x-16)*(2x-4)}{c^2}\)
\(a*f=\frac{10x^2-52x+64}{c^2}\)
