00059269 00059269

19-12-2020
Mathematics

contestada

Solve the system.

x+2y=0

2x-y=4

The solution is ___

Explain your choice of method.

Respuesta :

samuelrengifo samuelrengifo

19-12-2020

Answer:

x = 8/5 and y = -4/5

The method used was SUSTITUION METHOD

Step-by-step explanation:

x = -2y

2(-2y)-y = 4

-4y-y = 4

-5y = 4

y = -4/5

then

x= -2(-4/5)

x = 8/5

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