s = –2t + 71 The variable t represents the number of tables Rick has set, and the variable s represents the number of soup spoon

Question

s = –2t + 71

The variable t represents the number of tables Rick has set, and the variable s represents the number of soup spoons remaining. How many tables does Rick need to set in order to have just 35 soup spoons left to distribute?

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Thiên Thanh 3 years 2021-08-25T09:23:23+00:00 1 Answers 1 views 0

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  1. Amity
    0
    2021-08-25T09:24:32+00:00
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    Answer:

    =-2S+71

    We move all terms to the left:

    -(-2S+71)=0

    We get rid of parentheses

    2S-71=0

    We move all terms containing S to the left, all other terms to the right

    2S=71

    S=71/2

    S=35+1/2

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