sarahbrandt12
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  • 23-05-2017
  • Mathematics
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Olivia wrote the following steps to solve a pair of equations:

Olivia wrote the following steps to solve a pair of equations class=
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Аноним Аноним
  • 23-05-2017
The answer is 5y=-8


Because:   4y=-4x-12
                   y=   4x+4


4y+y=-4x=4x-12+4


5y=0-8
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