neharomail83 neharomail83

06-07-2022
Mathematics

contestada

solve by substitution method 2x+y=-2 5x-2y=-23

Respuesta :

maandasidaela maandasidaela

06-07-2022

Step-by-step explanation:

SOLVED BY SUBSTITUTION !

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Answer Link

uyenduong327 uyenduong327

06-07-2022

Answer:

x= -3

Step-by-step explanation:

2x + y = -2 ---> y = -2 - 2x

instead: 5x-2y = -23 ---> 5x - 2(-2 -2x) = -23 ----> 5x+4+4x= -23 ---> 9x= -27

---> x = -3

Answer Link

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