Question 419073
x the number of five dollar bills
x+5 the number of twenties.
total value:
5x+20(x+5)=775
5x+20x+100=775
25x+100=775
25x=775-100
25x=675
25x/25=675/25
x=27
and the number satisfies the problem:
{{{27*5+32*20=135+640=775}}}