Question 1157609
{{{system(x/2+y/3=66,y=x+18)}}}


{{{3x+2y=396}}}
substitute:
{{{3x+2(x+18)=396}}}
{{{3x+2x+36=396}}}
{{{5x=360}}}
{{{highlight(x=72)}}}------------Tracy


{{{highlight(90)}}}----------Prince