when writing the general form of a equation should the x always b a positive or it doesnt matter? example. btw they are 2 totally different equations
4x+y-10=0...[1]
-4x+2y-20=0...[2]
are they both correct? or which one is correct?
4x+y-10=0...[1]
-4x+2y-20=0...[2]
are they both correct? or which one is correct?