Question 361856
1.{{{5x=3y-4}}}
2.{{{5y=3x-4}}}
From eq. 1,
{{{x=(1/5)*(3y-4)}}}
Substitute into eq. 2,
{{{5y=(3/5)(3y-4)-4}}}
{{{25y=3(3y-4)-20}}}
{{{25y=9y-12-20}}}
{{{16y=-32}}}
{{{highlight_green(y=-2)}}}
Then from eq. 1,
{{{5x=3(-2)-4}}}
{{{5x=-10}}}
{{{highlight(x=-2)}}}