11-12-2022
Mathematics

contestada

from the following system of equation, create a new equation by substituting the value of y from the first equation into the second equation. from the new equation, evaluate the value of x.

y=-x-4
3x+y=8

choose the correct option:
a. x=4
b. x=12
c. x=6
d. x=8

Respuesta :

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