briannalane120
briannalane120 briannalane120
  • 26-04-2017
  • Mathematics
contestada

A system of equations is shown below. Find the solution by using substitution.

y=3x+6
y=x+2

a) (-2, 0)

b) (0, -2)

c) (0, 2)

d) (2, 0)

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 21-10-2019

Answer:

a) [tex](-2, 0)[/tex]

Step-by-step explanation:

x + 2 = 3x + 6

-3x - 3x

___________

−2x + 2 = 6

- 2 - 2

_________

4 = −2x

_ ___

−2 −2

[tex]-2 = x[/tex] [Plug this back into both equations above to get the y-coordinate of 0]; [tex]0 = y[/tex]

I am joyous to assist you anytime.

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