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Ksenya-84 [330]
2 years ago
12

Y=_x+4 x + 2y = 8 How many solutions dose this linear system have

Mathematics
1 answer:
jeyben [28]2 years ago
6 0

Answer:

X=-1, y=4

Step-by-step explanation:

y = x + 4 \\ x + 2y = 8 \\  =  =  =  =  =  =  =  =  =  =  =  = \\ y - x = 4 \\ x + 2y = 8

by using eliminating property

3y = 12 \\ y = \frac{12}{3}    = 4

by substitution

X=-1

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8 0
3 years ago
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The answer is [ all real numbers ]

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Best of Luck!

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