xzandraashby
xzandraashby xzandraashby
  • 14-08-2017
  • Mathematics
contestada

​ ​ ​ ​​ ​−5y−10x=45 ​−3y+10x=−5
y=
x=

Respuesta :

kphung76127
kphung76127 kphung76127
  • 14-08-2017
Use elimination method (add equations together).

-5y-10x-3y+10x=45-5
-8y=40
y=-5

Plug this value into one of the first equations.

-3(-5)+10x=-5
15+10x=-5
10x=-20
x=-2

Final answer: (-2,-5)
Answer Link
sydbid123 sydbid123
  • 14-08-2017
the answers are -2 and -5
Answer Link

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