angelliu11
angelliu11 angelliu11
  • 14-08-2017
  • Mathematics
contestada

Solve algebraically.
3x + y =3
Y = 2x - 7

Respuesta :

choixongdong
choixongdong choixongdong
  • 14-08-2017
3x + y =3 
Y = 2x - 7

substitute 
Y = 2x - 7 into  3x + y =3 
3x + y =3 
3x +2x - 7 =3 
5x = 10
x = 2

Y = 2x - 7 = 2(2) - 7 = -3

answer
(2, -3)


Answer Link
isabellebrister88 isabellebrister88
  • 14-08-2017
The answer is indeed (2,-3)
Answer Link

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