alondrazuvia23 alondrazuvia23
  • 14-11-2021
  • Mathematics
contestada

This class is algebra

This class is algebra class=

Respuesta :

bi9017869
bi9017869 bi9017869
  • 14-11-2021

Answer:

y = -1/2

Step-by-step explanation:

   (3x + 4y = 4)

+

   (2x - 4y = 6)

______________

   5x = 10

   x = 2

plug in x for any of the two equations ....

2(2) - 4y = 6

4 - 4y = 6

-4y = 2

y = -1/2

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