Question 1169081
You want to do what?  Two equations?  Is this a system of equations?

{{{system(5x+3y=6,-x+2y=4)}}}


{{{system(5x+3y=6,x-2y=-4)}}}


Or if you like it more convenient,
{{{system(5x+3y=6,-5x+10y=20)}}}----------allows elimination of x to quickly solve for y.