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2 years ago

Which number produces a rational number when added to 0.5

1 answer:

5 0

Any number that you can completely write down on paper using digits ... and a fraction bar or decimal point if necessary ... is a rational number. If you add it to 0.5, then the sum is another rational number.

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Suppose y varies inversely with x, and y=39 when x=1/3.what is the value of y when x=26

vagabundo [1.1K]

Answer:

y = 1/2

Step-by-step explanation:

Varies inversely

xy = k

------------------------

Find the constant of variation

y = 39 when x = 1/3

k = 1/3 * 39

k = 13

-----------------------

what is the value of y when x=26

26y = 13

y = 13/26

y = 1/2

6 0

2 years ago

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2x-1+3x=0 5x-1=0 how can we get equation b from a

cluponka [151]

2x - 1 + 3x = 0
2x + 3x - 1 = 0
(2 + 3)x - 1 = 0
5x - 1 = 0

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2 years ago

Who know these questions answers is

Yanka [14]

Answer:

4) The square root of 25 is rational

5) pi is irrational

Step-by-step explanation:

To know if the answer is rational or irrational, check to see if they can be turned into a fraction.

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2 years ago

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Rewrite 12 1 /5 and 8 7/10 with a common denominator

Liono4ka [1.6K]

Answer:

12 2/10 and 8 7/10

Step-by-step explanation:

5 x 2 = 10

10 = 10

$12 \frac{1}{5} * \frac{2}{2} = 12\frac{2}{10}$

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2 years ago

.8x-.3y=5<br> 1.4x-.9y=11

PolarNik [594]

Answer:

(x,y)=(-22/49,-5566/147)

Step-by-step explanation:

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2 years ago