SOLUTION: kindly solve this equation using substitution method. and please include the checking. thank your! 3. 5x-2y=1 10x-4y= 7

Algebra ->  Linear-equations -> SOLUTION: kindly solve this equation using substitution method. and please include the checking. thank your! 3. 5x-2y=1 10x-4y= 7      Log On


   



Question 380147: kindly solve this equation using substitution method. and please include the checking. thank your!
3. 5x-2y=1
10x-4y= 7

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Given:
5x - 2y = 1
10x - 4y = 7
Multiplying the first equation by 2, we obtain 10x - 4y = 2 = 7, a contradiction. Hence there are no solutions (x,y).