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19-05-2022
Mathematics

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What is the y-valye in the solution to this system of linear equations 4x+5y=-12 ; -2x+3y=-16

Respuesta :

19-05-2022

Answer:

4x+5y=-12

-2x+3y=-16 ×2

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

eliminate x

4x+5y=-12

-4x+6y=-32

---------------+

11y=-44

y=-44/11

y=-4

y=-4 --->

-2x+3(-4)=-16

-2x-12=-16

-2x=-4

x=-4/-2

x=2

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