Question

please help me...

Answer 1

@jim_thompson5910

Answer 2

Notice our expression is much like a discriminant, perhaps of \((ag-ch)^2x+(ad-bc)x-(bg-dh)\)...

Answer 3

You do have to use the discriminant. It's a matter of where to start off.

Answer 4

it looks like the discriminant of
\[(ag-ch)x^2+(ad-bc)x+(dh-bc)=0\]

Answer 5

Is y a constant here?

Answer 6

or a variable as well?

Answer 7

variable

Answer 8

Are the solutions for x or y?

Answer 9

@vamgadu

Answer 10

yes

Answer 11

Are the solutions for x or y?

Answer 12

for both

Answer 13

it is like the equation of a pair of lines in cartesian plane and x,y are coordinates

Answer 14

Are these pairs of simultaneous equations?

Answer 15

yes, i think so

Answer 16

hmm... anyone solve this yet? This is tough.