Question 40986
Let x be the students.
EQUATION:
{{{500/x-500/(x+5)=5}}}
500[(x+5)-(x)]=5[(x)(x+5)]
{{{2500=5(x^2+5x)}}}
{{{x^2+5x-500=0}}}
Factor:
x=-25 x=20
Hence, 20 students attended.
Paul.