mega00lucario
mega00lucario mega00lucario
  • 09-01-2021
  • Mathematics
contestada

Given 2X + 4Y = 13 and 3X + Y = 2, what is the value of X?

Respuesta :

clarch19
clarch19 clarch19
  • 09-01-2021

Answer:

x = -1/2

Step-by-step explanation:

2x + 4y = 13

3x + y = 2    (you can multiply this equation by -4 in order to eliminate the y-term)

-4(3x + y = 2)  =  -12x - 4y = -8

                        +  2x + 4y = 13

-10x = 5

x = -5/10 or -1/2

x(-1/2) + 4y = 13

-1 + 4y = 13

4y = 14

y = 14/4 or 7/2 or 3 1/2

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