elizaveta11110
elizaveta11110 elizaveta11110
  • 03-09-2020
  • Mathematics
contestada

I NEED HELP ASAP!

7x-3y= 6; х= 3

Respuesta :

sousukeyamazaki
sousukeyamazaki sousukeyamazaki
  • 03-09-2020

Answer:

If you are looking for y it's 5

Step-by-step explanation:

Plug in 3 for x

7(3) -3y = 6

21 - 3y = 6

subtract 21 from both sides

-3y = - 15

divide by three from both sides

y = 5

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