Seudónimo Seudónimo

07-03-2021
Mathematics

contestada

can someone pls help need it ASAP
:)
it is not
x=-13.4, y=-3.2

can someone pls help need it ASAP it is not x134 y32 class=

Respuesta :

thebecks thebecks

07-03-2021

Answer:

x = -9

y = 2

Step-by-step explanation:

x + y = -7 then x = -y - 7

-x + 4y = 17

substitute for x:

-(-y - 7) + 4y = 17

reduce:

5y = 10

y = 2

x = -2 - 7

x = -9

check:

-9 + 2 = -7

-7 = -7

-(-9) + 4(2) = 17

17 = 17

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