Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m?

-7m - 8 = m - 4
-15m = -4m
-8 - 3m = 4 - m
-8 - 7m = -4 + m
m - 4 = -7m - 8
-3m - 8 = 4 - m