After 3x - y = 7 is put in slope intercept form, the slope and intercept are:
Am = 3, b = 7
Bm = -3, b = -7
Cm = 3, b = -7
Dm = -3, b = 7
Am = 3, b = 7
Bm = -3, b = -7
Cm = 3, b = -7
Dm = -3, b = 7