Question

What is the solution for
X+2y=9 2x+4y=20

Answer 1

No solution

Explanation:

x + 2y = 9

x = - 2y + 9

2x + 4y = 20

2(-2y + 9) + 4y = 20

-4y + 18 + 4y = 20

-4y + 4y = 20 - 18

0 = 2

( No solution)