owentrull owentrull

11-11-2020
Mathematics

contestada

What is the most efficient way to solve this system of equations, and why?
3x+4y=-1
y=-x

Respuesta :

germaincruz255 germaincruz255

11-11-2020

The most efficient way to do this is by plugging in -x to y

Work:

3x+4(-x)=-1

3x-4x=-1

x=1

Answer Link

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