document.write( "Question 7135: A salesperson earns $350 per week plus 10% of her weekly sales. Find the sales necessary for the slaesperson to earn at least $800 in one week. \n" ); document.write( "
Algebra.Com's Answer #3941 by glabow(165)\"\" \"About 
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To earn $800 there must be $800 - $350 in commissions. That is, 10% of sales must equal $450.
\n" ); document.write( "This is the equation Sales x .1 = 450
\n" ); document.write( "\"Sales+=+450+%2F+%281%2F10%29\" [why?]
\n" ); document.write( "\"Sales+=+450+%2810%2F1%29=+4500\"\r
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