Respuesta :

negromancer
Student 1 and 3.
[tex] - (5r - 3s + 1) = - 5r + 3s - 1[/tex]
Move the negative into the brackets,
positive becomes negative while two negatives make a positive.
meowymeowylee
1. -(5r - 3s + 1)
simplify....
-5r + 3s - 1

2. -5r + 3s + 1

3. -5r + 3s - 1

student 1 and student 3 have the equivalent equations.
Your answer is A. Student 1 and Student 3.