Question 1197879


let  the number of computers Sam sold be {{{x}}}
if Julius sold five times as many computers as Sam, he sold {{{5x}}} computers  

if  they sold {{{78}}} computers, we have

{{{x+5x=78}}}

{{{6x=78}}}

{{{x=78/6}}}

{{{x=13}}}

then  {{{5x=5*13=65}}}

Julius sell {{{65}}} computers