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25 December, 17:48

Evaluate 11.3s + 10.5t when s equals 7 and t equals 8.

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  1. 25 December, 21:15
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    About 163 (Exact Answer: 163.1)

    Step-by-step explanation:

    11.3s + 10.5t

    Replace s with 7 and t with 8.

    11.3 (7) + 10.5 (8)

    Multiply.

    11.3 (7) + 10.5 (8) =

    79.1 + 84

    Add.

    79.1 + 84=

    163.1 ≈ 163
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