System of Equations with No Solution

Choose all of the system of equations which have no solution.

x + 2y = 10 and 2y = 6 + 5x
x = 8 − y and y = 6 + 5x
3x + 2y = 5 and 2y = 6 − 3x
3x = 2 − 4y and 4y = 7 − 3x