Snack Packets Number Cost ($) 2 1.60 3 2.40 5 4.00 8 6.40

Question

Snack Packets
Number
Cost
($)
2
1.60
3
2.40
5
4.00
8
6.40

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Cherry 5 years 2021-07-24T08:49:34+00:00 1 Answers 14 views 0

Answers ( )

  1. taiduc
    0
    2021-07-24T08:51:28+00:00
    Reply

    One snack packet will cost 80 cents

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )