(-3.5t – 4s + 4.5) + (-7.1 – 0.3s + 4.1t)

Question

(-3.5t – 4s + 4.5) + (-7.1 – 0.3s + 4.1t)

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Kim Cúc 5 months 2021-08-13T01:12:47+00:00 1 Answers 9 views 0

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  1. huyenthanh
    0
    2021-08-13T01:14:05+00:00
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    Answer:

    0.6t – 4.3s -2.6

    Step-by-step explanation:

    Given the expression

    (-3.5t – 4s + 4.5) + (-7.1 – 0.3s + 4.1t)

    Collect the like terms

    = -3.5t+4.1t-4s-0.3s+4.5-7.1

    = 0.6t – 4.3s -2.6

    Hence the required expression is 0.6t – 4.3s -2.6

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