kylie993 kylie993
  • 08-02-2020
  • Mathematics
contestada

2x + 3y = 1
5x – 2y = 12​

Respuesta :

emersonjosue56 emersonjosue56
  • 08-02-2020

Answer:

x=2 y= -1

Step-by-step explanation:

Answer Link
ghanami
ghanami ghanami
  • 08-02-2020

Answer:

(2 ; -1)

Step-by-step explanation:

2x + 3y = 1 ....(1)

5x – 2y = 12​....(2)

mutiply (1) by : 2    and(2) by : 3

4x+6y = 2....(*)

15x-6y = 36 ....(**)

now add (*) and (**) : 19x=38      so : x = 38/19= 2

put this value in (1) : 2(2) + 3y = 1

3y = 1 - 4

3y = -3

so : y = -3/3 = -1

Answer Link

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