multiply the first equation by 2
.2 x + .6 y = 3.0
.2 x + .6 y = -1.2
Two parallel lines, they never intersect. There is no solution.
Solve by elimination.
0.1x + 0.3y = 1.5
0.6y + 0.2x =-1.2
1 answer
0.1x + 0.3y = 1.5
0.6y + 0.2x =-1.2
1 answer