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19-12-2019
Mathematics

contestada

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

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menafox menafox

19-12-2019

Answer:

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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