SOLUTION: Several students decide to start a T-shirt company. After initial expenses of $280, they purchase each T-shirt for $3.99. They sell each T-shirt for $10.99. How many must they s

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: Several students decide to start a T-shirt company. After initial expenses of $280, they purchase each T-shirt for $3.99. They sell each T-shirt for $10.99. How many must they s      Log On


   

Question 120439This question is from textbook Algebra I
: Several students decide to start a T-shirt company. After initial expenses of $280, they purchase each T-shirt for $3.99. They sell each T-shirt for $10.99. How many must they sell to break even? This question is from textbook Algebra I

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Write an equation for profit
P = profit
n = number of t-shirts sold
P+=+1099%2An+-+399%2An+-+280
Break-even is where profit = 0
0+=+700%2An+-+28000
700%2An+=+28000
n+=+28000+%2F+700
n+=+40 answer