Respuesta :
-2 = p - 1
flip the equation
p - 1 = -2
add 1 to both sides
p - 1 + 1 = -2 + 1
p = -1
answer is p = -1
flip the equation
p - 1 = -2
add 1 to both sides
p - 1 + 1 = -2 + 1
p = -1
answer is p = -1