Michelleba Michelleba
  • 09-02-2021
  • Mathematics
contestada

3x+y=15
3x-y=15 (using elimination method)

Respuesta :

abcdefdfgfghh
abcdefdfgfghh abcdefdfgfghh
  • 09-02-2021

Answer:

x = 5

y = 0

Step-by-step explanation:

3x + y = 15

3x -y = 15

Add the two equations;

6x = 30

Inverse operations;

6x = 30

/6        /6

x = 5

Back substitute;

3(5) + y = 15

15 + y = 15

y = 0

Answer Link
igeorge02 igeorge02
  • 09-02-2021

Answer:

Step-by-step explanation:

Ver imagen igeorge02
Answer Link

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