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OLEGan [10]
4 years ago
15

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

Mathematics
1 answer:
Mekhanik [1.2K]4 years ago
6 0

Answer:

Exactly one solution.

Step-by-step explanation:

2x-4y=8

x+2y=4    /*2

<em>2x-4y=8</em>

<em><u>2x+4y=8 (+)</u></em>

4x=16

x=4

4+2y=4

y=0

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

Exactly one solution.

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