Question 1052731
{{{F+O=22}}}
{{{5F+O=50}}}
Subtract the second from the first,
{{{5F+O-F-O=50-22}}}
{{{4F=28}}}
{{{F=7}}}
So,
{{{7+O=22}}}
{{{O=15}}}
Seven $5 and fifteen $1