uzbyzn58ky
uzbyzn58ky uzbyzn58ky
  • 26-01-2022
  • Mathematics
contestada

-6x+9y=-12
2x+y=0 i need help quick.
Need the answer for x and y

Respuesta :

semsee45
semsee45 semsee45
  • 26-01-2022

Answer:

x = 1/2  y = -1

Step-by-step explanation:

2x + y = 0

⇒ y = -2x

Substitute y = -2x into -6x + 9y = -12 to find x:

⇒ -6x + 9(-2x) = -12

⇒ -6x - 18x = -12

⇒ -24x = -12

⇒ x = 1/2

Substitute the found value of x into y = -2x to find y:

⇒ y = -2(1/2) = -1

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