swannjaidyn3 swannjaidyn3
  • 10-12-2019
  • Mathematics
contestada

-6x + 5y = 1
6x + 4y = –10

Respuesta :

adelodunoba85
adelodunoba85 adelodunoba85
  • 10-12-2019

Answer:

x=-1

y=-1

Step-by-step explanation:

-6x + 5y =1 ......equation (1)

6x + 4y = –10 ......equation (2)

adding equation (1) to equation (2)

9y=-9

9y/9 =-9/9 (dividing both side by the coefficient of y)

y=-1

subtituting the value of y =-1 into equation (2)

6x+4(-1)=-10

6x+(-4)=-10

6x-4=-10

6x=-10+4(making constant to be at one side and the variable at the other side)

6x=-6

x=-6/6

x=-1

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