Question 975363
y=-3/4x+1/4 
y=3/4x-3/4 

When you add them
2y=-1/2

y=-(1/4)
second equation
1/2 =3/4 x
x=2/3

(2/3, -1/4)

{{{graph(300,200,-5,5,-5,5,(-3x/4)+1/4,(3x/4)-3/4)}}}