emilyjiang5 emilyjiang5

09-03-2018
Mathematics

contestada

Find two numbers, if
Their sum is 3/5 and their difference is 7 1/5

Respuesta :

sqdancefan sqdancefan

13-03-2018

Let the numbers be represented by x and y.
.. x + y = 0.6
.. x - y = 7.2
Add these equations to get
.. 2x = 7.8
.. x = 3.9
Then you can find y from
.. y = 0.6 -3.9 = -3.3

The two numbers are -3.3 and 3.9.

Answer Link

eshaambre eshaambre

19-05-2019

Answer:

3.9 and -3.3

Step-by-step explanation:

Answer Link

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