asalderman asalderman

21-02-2017
Mathematics

contestada

What is the value of s in the equation 3r = 10 + 5s, when r = 10?

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kristin14 kristin14

21-02-2017

3(10)=10+5s
30=10+5s
-10
20=5s
20/5
4=s

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Аноним Аноним

21-02-2017

Answer is 4 by the way.
5x4=20
3x10=30
20+10=30

Answer Link

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