felixskzqt
felixskzqt felixskzqt
  • 23-11-2020
  • Mathematics
contestada

4x – 2y = 2
x = y + 4

Respuesta :

JaydinD
JaydinD JaydinD
  • 23-11-2020

Answer:

y = -7 and x = -3

Step-by-step explanation:

Substitute x for y + 4 in the first equation and solve for y

4(y+4) - 2y = 2

4y + 16 - 2y = 2

16 + 2y = 2

2y = -14

y = -7

Then in order to find x, substitute y for -7 in the second equation

x = -7 + 4

x = -3

Answer Link
s1m1
s1m1 s1m1
  • 23-11-2020

Answer:

x= -3, y= -7

Step-by-step explanation:

substitute x=y+4 in the first equation

4 (y+4) -2y =2 distribute

4y+16-2y=2 subtract both sides by 16

4y-2y=2-16 combine like terms

2y= -14 divide both sides by 2

y=-7

x=y+4 substitute y=-7

x= -7+4

x= -3

Answer Link

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