Mr.Walden wrote the expression StartFraction p Superscript negative 5 Over q Superscript 0 EndFraction. He asked his students to write an equivalent expression of StartFraction p Superscript negative 5 Over q Superscript 0 EndFractionin simplified form.
 Four students wrote these expressions.
 Isaac
 Rosa
 Bruce
 Brianna
 StartFraction q Superscript 0 Over p Superscript negative 5 EndFraction
 p Superscript negative 5 + q Superscript 0
 p Superscript 5 Baseline q Superscript 0
 StartFraction 1 Over p Superscript 5 Baseline q Superscript 0 EndFraction
 Which student is correct?
 Isaac
 Rosa
 Bruce
 Brianna