Question

resolver 2x +3y=5 y 4x+y =1método de sustitucion​

Answer 1

2x+3y=5
4x+y=1

Y=1-4x

2x+3(1-4x)=5
2x+3-12x=5
2x-12x=5-3
-10x=2
X=2/-10
X=-1/5

Y=1-4x
Y=1-4(-1/5)
Y=1+4/5
Y=5/5+4/5
Y=9/5