At the Gym, What machines/weights should i do for effective weight loss?

Laura asks…Can women six weeks prago workout hard coore i want to loss 30 pounds and i was in the prosses of doing so ?Wen I missed my period and found out I was prago I'm so made I've been lossing so much weight since I had my son 1year and 8 months ago I was 220 after I had him and I'm now 170 i was before i had him 148 witch was a size 8 i swear i was so close can i continue to loss weight or should i weight i was doing the insanity work ou every day i swear by it its not for lazy people

lose weight quickly