xzandraashby xzandraashby

14-08-2017
Mathematics

contestada

−5y−10x=45 −3y+10x=−5
y=
x=

Respuesta :

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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