Question 335687
Let's call the two lengths A and B.
1.{{{A+B=26}}}
2.{{{B=2A-7}}}
Substitute eq. 2 into eq. 1,
{{{A+2A-7=26}}}
{{{3A=33}}}
{{{A=11}}}ft
Then from eq. 1,
{{{11+B=26}}}
{{{B=15}}}ft