Question 1079094
{{{(P+W)2=450}}}
1.{{{P+W=225}}}
.
.
{{{(P-W)3=450}}}
2.{{{P-W=150}}}
Add eqs. 1 and 2,
{{{P+W+P-W=225+150}}}
{{{2P=375}}}
Solve for P then use either equation to solve for W.