Question

the sum of two rational number is -7 if one number is -21/5,find the other​

Answer 1

Answer:

1

rajurakesh88

rajurakesh88

06.05.2020

Math

Secondary School

+5 pts

Answered

• The sum of two rational numbers is

. If one of them is , find the other

2

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Answer

4.4/5

6

NehaNair

Virtuoso

72 answers

848 people helped

Answer:

Hey friend !

Here's your answer

==================>

Given sum of two rational numbers -2

One of the number = -14/5

Then another number = ?

2-(-14/5) gives us the value of another number

= 2- (-14/5)

Taking LCM

= 10+ 14/5

=24/5

is the value of another number .

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Answer 2

Let the number be x .

Then,

$\frac{ - 21}{5} + x = - 7$

$= > x = - 7 + \frac{21}{5}$

$= > x = \frac{( - 7 \times 5) + 21}{5}$

$= > x = \frac{ - 35 + 21}{5}$

$= > x = \frac{ - 7}{5}$

Answer: The other rational number is –7/5.

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