Question 310618
{{{t+w=495}}}
.
.
.
{{{t/10=w}}}
{{{t=10w}}}
Substituting,
{{{t+w=495}}}
{{{10w+w=495}}}
{{{11w=495}}}
{{{highlight_green(w=45)}}}
{{{highlight_green(t=10w=450)}}}