Question 120439
Write an equation for profit
{{{P}}} = profit
{{{n}}} = number of t-shirts sold
{{{P = 1099*n - 399*n - 280}}}
Break-even is where profit = 0
{{{0 = 700*n - 28000}}}
{{{700*n = 28000}}}
{{{n = 28000 / 700}}}
{{{n = 40}}} answer