document.write( "Question 223548: You decide to market your own custom computer software. You invest $3255 for computer hardware and spend $2.90 to buy and package each disk. If each program sells for $13.75, how many copies must you sell to break even. \n" ); document.write( "
Algebra.Com's Answer #167153 by checkley77(12844)\"\" \"About 
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3255+2.60x=13.75x
\n" ); document.write( "2.60x-13.75=-3255
\n" ); document.write( "-11.15x=-3255
\n" ); document.write( "x=-3255/-11.15
\n" ); document.write( "x=291.9 or 292 disks need to be sold to break even.\r
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