Question 887784
6x +12y = 5
-4x -8y = 0
solve second equation for x
add 8y to both sides of =
-4x = 8y
divide both sides of = by -4
x = -2y
now substitute for x in first equation
6*(-2y) +12y = 5
-12y +12y = 5
0 = 5
there is no solution for this linear system of equations