Question 898180
Multiply the first equation by 7 and the second by 4 and add them together.
{{{21x-28y+8x+28y=308-192}}}
{{{29x=116}}}
{{{x=4}}}
Then use either equation to solve for {{{y}}}.
{{{3(4)-4y=44}}}
{{{12-4y=44}}}
{{{-4y=32}}}
{{{y=-8}}}