Question 1085604
{{{2x+5y=1}}}
{{{3x+2y=7}}}
Multiply the first equation by 2 and the second by 5 and subtract them to eliminate x.
{{{4x+10y-(15x+10y)=2-35}}}
{{{4x-15x+10y-10y=-33}}}
{{{-11x=-33}}}
{{{x=3}}}
Now use either equation to solve for y.