Question 1100866
r, Reserved seats
g, General admission seats

{{{system(6g+12r=258000,g+r=36000)}}}


{{{g=36000-r}}}
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{{{6(36000-r)+12r=258000}}}--------one equation in one unknown variable
{{{6*36000-6r+12r=258000}}}
{{{6r+6*36000=258000}}}
{{{r+36000=43000}}}
{{{highlight(r=7000)}}}
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{{{highlight(g=29000)}}}