Elpavtanyz Elpavtanyz

17-11-2016
Mathematics

contestada

What is the solution of the system?

Use the substitution method.

3x+2y=11
x−2=−4y

Respuesta :

meme1233 meme1233

18-11-2016

x=-4y+2
3(-4y+2)+2y=11
-12y+6+2y=11
-10y+6=11
-6=-6
-10y=5
y=-1/2

3x+2(-1/2)=11
3x-1=11
+1=+1
3x=12
x=4

Solution:(-1/2,4)

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