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JensenZ
JensenZ JensenZ
  • 06-10-2016
  • Mathematics
Answered

If 3x + 4y = 5, and x - y = 1, then what is y and x?

Verified Answer :

Anonymous Anonymous
  • 07-10-2016

I hope this helps you

4×[x-y=1] 4x-4y=4

3x+4y+4x-4y=5+4

7x=9 x=9/7

9/7-y=1 y=9/7-1 y=2/7

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