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Applications Involving Rational Equations Create an equation that represents each scenario. Then use that equation to solve the given problem. A school library spends $80 on magazines. The average price for magazines bought in January was 70 cents more than the average price in December. Because lof the price increase, the school library was forced to subscribe to 7 fewer magazines. How many magazines did the school library subscribe to in December?

Respuesta :

The amount spent on magazine = $80

Average price for a magazine in December = x ------Let this be the price in Dec.

Average price for a magazine in January = ${x + 0.70}

The effect of price increase = 7 fewer magazines

Let the number of magazines in December be :------y

So the number of magazines in january = y-7

An expression for total amount spent will be:

x

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