Seudónimo Seudónimo
  • 26-01-2017
  • Mathematics
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What is the y-coordinate of the solution for the system of equations? {x−y=1227+3y=2x Enter your answer in the box.

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Nirina7
Nirina7 Nirina7
  • 01-02-2017
the answer is 
x−y=12  
27+3y=2x equivalent to -
2x +3y = -27
  x    − y =12  
 -2x +3y = -27
and  2x - 2y =24  (multiplied by 2 the first equation)
      -2x +3y = -27
       2x-2x -2y+3y=24-27
                          y= -3

the y coordinate of the solution for the system is y= -3

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kimberlylove387
kimberlylove387 kimberlylove387
  • 30-01-2019

Answer:The

the answer is -3

Step-by-step explanation:


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