Thecat123 Thecat123

25-05-2020
Mathematics

contestada

2x-4y=8
x+2y=4
How many solutions (x, y) are there to the system of equations above? explain

Respuesta :

lucasella lucasella

25-05-2020

Answer:

Exactly one solution.

Step-by-step explanation:

2x-4y=8

x+2y=4 /*2

2x-4y=8

2x+4y=8 (+)

4x=16

x=4

4+2y=4

y=0

(x;y)={(4; 0)}

Exactly one solution.

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