Question
For every magazine Mark sells, he gets $2.30 as commission. He gets an additional $1.70 for every 3 magazines sold. How many magazines did Mark sell if he earned $39 in commission?
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For every magazine Mark sells, he gets $2.30 as commission. He gets an additional $1.70 for every 3 magazines sold. How many magazines did Mark sell if he earned $39 in commission?