danielroytman1 danielroytman1
  • 10-03-2018
  • Mathematics
contestada

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

Respuesta :

garima16 garima16
  • 10-03-2018
Set up a system of equations:

x + y = 0.6
x - y = 7.2

You can solve using elimination. Add the two equations together:

2x + 0y = 7.8
2x = 7.8
x = 3.9

Then plug the number back into either of the two original equations to solve for y:

3.9 + y = 0.6
y = -3.3

The two numbers are 3.9 and -3.3
Answer Link
pranilraichura
pranilraichura pranilraichura
  • 01-03-2020

Answer:

3.9 and -3.3

Step-by-step explanation:

Answer Link

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