SOLUTION: sandra.is starting a vacuum cleaning business. her start up cost to buy a vacuum and other equipment is $550 she determined she will use about $8 in cleaning supplies for each hous

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: sandra.is starting a vacuum cleaning business. her start up cost to buy a vacuum and other equipment is $550 she determined she will use about $8 in cleaning supplies for each hous      Log On


   

Question 1181360: sandra.is starting a vacuum cleaning business. her start up cost to buy a vacuum and other equipment is $550 she determined she will use about $8 in cleaning supplies for each house. if she charges $58 per house what is her break even point
Answer by ikleyn(52855) About Me  (Show Source):
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sandra.is starting a vacuum cleaning business. her start up cost to buy a vacuum and other equipment
is $550 she determined she will use about $8 in cleaning supplies for each house.
if she charges $58 per house what is her break even point
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    550 + 8x = 58x

    
    550 = 58x - 8x

    550 = 50x

     x  = 550/50 = 11.    ANSWER

Solved.

The formulas and the starting equation are self-explanatory.