Question 157503
{{{x + 6y = 32}}} ---------> eqn 1
{{{-x + 3y = 13}}} --------> eqn 2 
{{{9y=45}}}{{{system(cross(x)+6y=32,cross(-x)+3y=13)}}}, cancel out {{{x}}} since "+" & "-".
continuing:
{{{cross(9)y/cross(9)=cross(45)5/cross(9)}}}
{{{y=5}}}
For {{{x}}}, go back  eqn 1:
{{{x+6(5)=32}}}
{{{x=32-30}}}
{{{x=2}}}
(x,y) --------> (2,5), FINAL ANSWER
In doubt? go back eqn 2 this time:
{{{-2+3(5)=13}}}
{{{-2+15=13}}}
{{{13=13}}}
Thank you,
Jojo