Janet1275 Janet1275

22-10-2018
Mathematics

contestada

What is value of the expression -2r/5s if r = -1/4 and s = 4/5?

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parkerfreeze parkerfreeze

22-10-2018

I don't know if this is right but 0.125

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altavistard altavistard

22-10-2018

Answer:

1/8

Step-by-step explanation:

Substitute -1/4 for r and 4/5 for s in -2r/5s:

-2(-1/4) / (5*4/5) = 1/2 / 4 = 1/8 (answer)

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