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irakobra [83]
3 years ago
10

Please help me i dony know how to do this

Mathematics
1 answer:
Ipatiy [6.2K]3 years ago
8 0
Substitute y = -2x + 4 into 7y = -14x +28

7y = -14x +28
7(-2x + 4)= -14x +28
-14x + 28 = -14x +28
0 = 0

answer
infinitely many solutions


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