garico2004 garico2004

11-03-2020
Mathematics

contestada

x - y = -3
y = -3x + 1

Respuesta :

miljanamilovanovic12 miljanamilovanovic12

11-03-2020

Answer:

Step-by-step explanation:

x-y=-3

y=-3x+1

x-(-3x+1)=-3

y=-3x+1

x+3x-1=-3

y=-3x+1

4x=-3+1

y=-3x+1

4x=-2

y=-3x+1

x=-2/4

y=-3x+1

x=-1/2

y=-3(-1/2)+1

x=-1/2

y=3/2+1

x=-1/2

y=3/2+2/2

x=-1/2

y=5/2

(x,y)=(-1/2,5/2)

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