In basic blackjack strategy what do you do, when you have a 10 card and 7, because I have 5 charts, and no 17?

any links on charts, when I have these hands: 18, 19, 17, against dealer charts, but I dont mean Ace and 6, to get 17, I mean digits

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what basic blackjack strategies charts are most important to know, and needed to learn. Thanks.?

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What is a good book for basic blackjack strategy?

One which goes into detail about the basic strategy, card counting, etc.

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