Question 1088290
{{{7x-5y=20}}}
{{{12x+5y=75}}}
Add the equations together to eliminate {{{y}}},
{{{7x-5y+12x+5y=20+75}}}
{{{19x=95}}}
Solve for {{{x}}}, then use either equation to solve for {{{y}}}.
Then solve for {{{x*y}}}