In the past month, Aldo rented 7 video games and 4 DVDs. The rental price for each video game was $2.30. The rental price for each DVD was $

Question

In the past month, Aldo rented 7 video games and 4 DVDs. The rental price for each video game was $2.30. The rental price for each DVD was $2.90. What is the total amount that Aldo spent on video game and DVD rentals in the past month?

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Thiên Hương 1 year 2021-09-03T03:05:02+00:00 2 Answers 4 views 0

Answers ( )

    0
    2021-09-03T03:06:09+00:00

    27.7
    2.3×7 + 2.9×4= 27.7

    0
    2021-09-03T03:06:56+00:00

    Answer:

    $27.70

    Step-by-step explanation:

    v=video games            d=DVDs

    7v + 4d =

    7(2.3) + 4(2.9) = 27.7

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