2y+3k=5u
2u+4y=3k
3k=ux
x = ?
Thanks Best regards
Hello, blackjack21!
From [1]: .
From [2]: .
Equate [4] and [5]: .
. . .
Substitute into [3]: .
Divide by
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
After dividing by , I had to consider: what if
Then equation [6] says:
And equation [3] becomes: .
. . which is true for any value of
I suppose that counts as another solution.