Step 1

The quotient of -20 anda number, decreased by three can be translated as,

\(\displaystyle{\left({\left(-{20}\right)}\div{x}\right)}-{3}={\frac{{-{20}}}{{{x}}}}-{3}\)

Therefore, the algebraic expression for given phrase is \(\displaystyle{\frac{{-{20}}}{{{x}}}}-{3}\)

The quotient of -20 anda number, decreased by three can be translated as,

\(\displaystyle{\left({\left(-{20}\right)}\div{x}\right)}-{3}={\frac{{-{20}}}{{{x}}}}-{3}\)

Therefore, the algebraic expression for given phrase is \(\displaystyle{\frac{{-{20}}}{{{x}}}}-{3}\)