Step-by-step explanation:
TO show that this system has no solution, use the y value in the second equation and put it in for y in the first. Then solve.
x + 2y = -4
x + 2(-1/2x - 4) = -4
x - x - 8 = -4
-8 = -4
Because this is an incorrect statement, we can tell there is no solution.
