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frutty [35]
4 years ago
12

How do you solve this? -x+y=7 6x+y=14

Mathematics
1 answer:
eduard4 years ago
5 0
Multiply the first equation by -1 to use elimination method.

x-y=-7
6x+y=14

7x=7
x=1

Plug this x value in.

-1+y=7
y=8

Final answer: (1,8)
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