Paolandia1 Paolandia1

24-04-2021
Mathematics

contestada

Use substitution to solve the system of equations :

4x+ y =0
2y + x = -7

Can u please help me . With process too.

I will appreciate !!

Thank you!!

Respuesta :

AntonioApoyo AntonioApoyo

24-04-2021

Answer:

x=1

y=-4

Step-by-step explanation:

4x+y=0 -> y= -4x

2(-4x)+x=-7

-8x+ x=-7

-7x=-7

x=-7/-7=1

y=-4 . 1 = -4

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