3 years ago

Which expressions are equivalent to

Mathematics

1 answer:

Paladinen [302]3 years ago

8 0

Answer: 30/40+16/40 and 15/20+8/20 pls mark brainliest

Step-by-step explanation:

You know that 3/4+2/5=23/20.

Now select the other expressions equal to that. They are: 30/40+16/40 and 15/20+8/20

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Answer:

The concentration of hydrogen ions in moles per liter (M) is $3.981 * 10^{-9}$

Step-by-step explanation:

As we know

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Substituting the given values in above equation, we get -

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The concentration of hydrogen ions in moles per liter (M) is $3.981 * 10^{-9}$

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4 years ago

What is the result when the number 25 is increased by 20

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Answer:

Step-by-step explanation:

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4 years ago

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Step-by-step explanation:

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3 years ago

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Step-by-step explanation:

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3 years ago

Explain how to estimate 368+231 two different ways

Ann [662]

300=360=380 cause the 8 brings up the 6 and
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4 years ago