Question 357591
1.{{{ y = 3x + 2 }}}
2.{{{5x - 4y = 6}}}
Substitute eq. 1 into eq. 2,
{{{5x-4(3x+2)=6}}}
{{{5x-12x-8=6}}}
{{{-7x=14}}}
{{{highlight(x=-2)}}}