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RSB [31]
3 years ago
8

Please help with math

Mathematics
2 answers:
oksian1 [2.3K]3 years ago
6 0
The answer is X= 2......
Sergio [31]3 years ago
4 0

Answer: x = 2

Step-by-step explanation:

x+y=8\\y=3x

Replace y in the first equation by the value of y in the second equation.

x+y=8\\x+3x=8\\4x=8\\x=\frac{8}{4}\\ x=2

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