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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