how to improve my score from 2020 to 2150 for june

<p>so my previous sat scores are math 740 2mistakes
writing 680
reading 600
total 2020
I really need to increase my score for a 2150 i am done with school so all i have is the sat to worry about. i could spend all night studying but my problem is in my writing section both mc and essay. I have 9 days to increase my score and iam willing to do whatever it takes. So please if you have any sort of advice about what books to use or what plan to follow or how to practice please tell me. Help i need an advice to raise my score. Thanks</p>