Question 454259
2x - y = 8
x + 4y = 13


{{{system(2x=y+8,2x=-8y+26)}}}


{{{y+8=-8y+26}}} by equating the two expressions

{{{9y=26-8}}}

{{{9y=18}}}

{{{y=2}}} and find x from there, however you want.