Brainliest to the correct answer :)

Mathematics

1 answer:

Sauron [17]2 years ago

6 0

Answer and Explanation: The answer is in the 1st image, and the explanation is in the 2nd image.

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Please answer the question in the picture!

Rama09 [41]

The correct answer is the second one, I already answered it.

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3 years ago

When a number x is multiplied by 4, the result is 2/5. What is t he value of x

PIT_PIT [208]

The equation:

$x\cdot4=\dfrac{2}{5}\ \ \ \ |\text{divide both sides by 4}\\\\x=\dfrac{2}{5}:4\\\\x=\dfrac{2}{5}\cdot\dfrac{1}{4}\\\\x=\dfrac{1}{5}\cdot\dfrac{1}{2}\\\\\boxed{x=\dfrac{1}{10}}$

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3 years ago

Question 20 please thank hou

Mekhanik [1.2K]

$\dfrac{9mn-6m}{25-m^2}\div\dfrac{12mn}{5+m}=\dfrac{3m(3n-2)}{5^2-m^2}\cdot\dfrac{5+m}{3m\cdot4n}\\\\=\dfrac{3n-2}{(5-m)(5+m)}\cdot\dfrac{5+m}{4n}=\dfrac{3n-2}{4n(5-m)}\to\boxed{C.}$