Question 314352
1.{{{3x-2y=17}}}
1.{{{4x-5y=18}}}
Multiply eq. 1 by (4) and eq. 2 by (-3) and add the together.
{{{12x-8y-12x+15y=68-54}}}
{{{7y=14}}}
{{{highlight(y=2)}}}
Now use either equation to solve for x.
{{{3x-2y=17}}}
{{{3x-2(2)=17}}}
{{{3x=21}}}
{{{highlight(x=7)}}}