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06-01-2021
Mathematics

contestada

What is the value of x in the solution to this system of equation
y + 2x = -1
y = 1/2x + 4

Respuesta :

06-01-2021

Answer:

-2

Step-by-step explanation:

y=-1-2x

by substitution

-1-2x=1/2x+4

5/2x=-5

x=-2

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