lunajacob647 lunajacob647
  • 23-03-2017
  • Mathematics
contestada

8x + 13y = 2
y = x- 2
Solve the system of equations

(4/3, -2/3)
(4/21, -38/21)
no solution

Respuesta :

haiqakhattak72
haiqakhattak72 haiqakhattak72
  • 23-03-2017
eliminationg these equations gives zero ,no solution
Answer Link
addiplays
addiplays addiplays
  • 10-11-2020

Answer:

A) (4/3, -2/3)

Step-by-step explanation:

8x + 13y = 2

y = x- 2

8x+13 (x-2) =2

distribute:

8x+13x-26=2

21x-26=2

21x-26+26=2+26

21x=28

21x/21=28/21

28/21 simplified by 7 is 4/3

now lets find y

y=x-2

we know that x is 4/3

y=4/3-2

y=-2/3

so the answer is (4/3,-2/3)

Answer Link

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