SOLUTION: Katie went school shopping and bought penicals, a notebook, and a tote bag. The pens were $2 less than the notebook and the tote bag was $7 more than three times the cost of the no

Question 1100990: Katie went school shopping and bought penicals, a notebook, and a tote bag. The pens were $2 less than the notebook and the tote bag was $7 more than three times the cost of the notebook. If Katie spends $30 before tax. How much did each item cost?
Answer by josgarithmetic(39631) (Show Source): You can put this solution on YOUR website!
Change the description to ... and bought A PEN, a notebook, ...

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The pens were $2 less than the notebook and the tote bag was $7 more than three times the cost of the notebook. If Katie spends $30 before tax.
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Let n be price of a notebook.

Item           PRICE
PENS            n-2
TOTE BAG        3n+7
NOTEBOOK        n

Just one equation in one unknown is needed.
Katie spent $30.
1 pencil
1 notebook
1 tote bag
-

------price for one notebook.

Use that to find the other two prices.
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