Question 1045061
{{{3y=13-4x}}}
{{{y=13/3-4x/3}}}
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{{{2x-7(13/3-4x/3)=15}}}
{{{2x-7(13-4x)/3=15}}}
{{{6x-7(13-4x)=45}}}
{{{6x-91+28x=45}}}
{{{34x=45+91}}}
{{{34x=136}}}
{{{x=136/34}}}
{{{x=68/17}}}
{{{highlight(x=4)}}}
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{{{y=(13-4*4)/3}}}
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