sbejarano sbejarano
  • 03-01-2020
  • Mathematics
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Solve the system by elimination. −7x+y=−19 −2x+3y=−19

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mindyyyy
mindyyyy mindyyyy
  • 03-01-2020
x=2 y=-5 see photo for work
Answer Link
Yang100
Yang100 Yang100
  • 03-01-2020

Answer:

x=2, y=-5. (2, -5).

Step-by-step explanation:

-7x+y=-19

-2x+3y=-19

--------------------

-3(-7x+y)=-3(-19)

-2x+3y=-19

----------------------

21x-3y=57

-2x+3y=-19

-------------------

19x=38

x=38/19

x=2

-7(2)+y=-19

y=-19-(-14)

y=-19+14=-5

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