jamescherry28
jamescherry28 jamescherry28
  • 16-03-2019
  • Mathematics
contestada

-3x - 3y = 3
y= -5x - 17

Respuesta :

queenmimi218 queenmimi218
  • 16-03-2019

you first plug (substitute) in y

-3x - 3(-5x-17)=3

then distribute

-3x+15x+51=3

now combine like terms

12x+51=3

subtract to get 12x by itself

12x=3-51 or 12x=-48

lastly divide by 12 to find x

12x/12=-48/12

x=-4

now find y by plugging x into the other equation

y=-5(-4)-17

y=3

(-4,3)

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