3 years ago

Rationalise the denominator. 2+square root of 2 divided by4 minus the square root of2

Mathematics

1 answer:

nasty-shy [4]3 years ago

7 0

Do you understand what I'm doing here or would you like an explanation?

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10y-50=<br> 10y−50=<br> \,\,-20<br> −20

densk [106]

Answer:

Therefore the value of 'y' is,

$y=3$

Step-by-step explanation:

Given:

$10y-50=-20$

To Find:

y= ?

Solution:

$10y-50=-20$ ........Given

Step 1. Adding 50 to both the side we get

$10y-50+50=-20+50\\10y=30$

Step 2. Dividing by 10 on both the side we get

$\dfrac{10y}{10}=\dfrac{30}{10}\\\\y=3$

Therefore the value of 'y' is,

$y=3$

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Answer:

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Step-by-step explanation:

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Gnoma [55]

That means that the discounts are the same
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multiply both sides by 4 or divide both sides by 0.25
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the equation is
0.25 times original=180

and the original price is $720

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Step-by-step explanation:

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