#### Answer

selling price = 25,000

#### Work Step by Step

commission = commission rate $\times$ sales
1750=7%$\times$ sales write 7% as 0.07
1750= 0.07 $\times$ sales divide both sides by 0.07
$\frac{1750}{0.07}$=$\frac{0.07\times sales}{0.07}$
$\frac{175000}{7}$
25000 = seling price