SOLUTION: The total cost of 5 pens and 10 pencils is 30. If a pen cost 3 more than a pencil, find the price of a pen and a pencil.
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Question 914340: The total cost of 5 pens and 10 pencils is 30. If a pen cost 3 more than a pencil, find the price of a pen and a pencil.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
x the pencil cost
5(x+3) + 10x = $30
15x = $15
x = $1, the pencil cost. Pen $4
And...checking
$20 + $10 = $30
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