Question 108675
A) 4x-12y=5
B) -x+3y=-1
.
B)-x+3y-3y=-3y-1
-x=-3y-1
x=3y+1 multiply -1 times each side.
.
A) 4(3y+1)-12y=5
12y+4-12y=5
4=5 There is no answer to this system.
.
Here is a graph of the system.
The lines are parallel; they have the same slope.

.
Ed
{{{graph(500,500,-2,2,-2,2,(x/3)-(1/3),(x/3)-(5/12))}}}