Kaylajeter21
Kaylajeter21 Kaylajeter21
  • 16-04-2020
  • Mathematics
contestada

−3x+3y=9
2x−7y=−14
​What is the answer


​

Respuesta :

alraw534
alraw534 alraw534
  • 16-04-2020

Answer:

x=-7/5 and y=8/5

Step-by-step explanation:

you can use direct substitution by solving the first equation for x

x=y-3

2(y-3)=-14

and you solve that for y

y=8/5

then you substitute that for the first equation

x=-3+8/5

x=-7/5

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