Question 203196
): Eric bought 300 shares. If he sells them for $4500, he can earn a profit of $1500. 
Set up an algebraic equation and find the price he paid for a share? 
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Use a proportion:
x/1 = (4500-1500)/300 = 3000/300 = 10
x = $10 (price he paid for one share)
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Cheers,
Stan H.