# Word Problems - Algebra.

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• Dec 11th 2009, 02:25 PM
deekay930
Word Problems - Algebra.
How would I write this as equation?
1. Solve the following word problem by writing an equation and solving it.
Mary has 5 fewer CDs than Austin. Mary has 14 CDs. How many CDs does Austin have?
• Dec 11th 2009, 02:26 PM
e^(i*pi)
Quote:

Originally Posted by deekay930
How would I write this as equation?
1. Solve the following word problem by writing an equation and solving it.
Mary has 5 fewer CDs than Austin. Mary has 14 CDs. How many CDs does Austin have?

Let x be the amount Mary has and y the amount Austin has

$x = y-5$

It is known that $x=14$ so $14=y-5$

It should not be hard to see that $y = 19$ and therefore Austin has 19 CDs
• Dec 11th 2009, 02:48 PM
deekay930
Quote:

Originally Posted by e^(i*pi)
Let x be the amount Mary has and y the amount Austin has

$x = y-5$

It is known that $x=14$ so $14=y-5$

It should not be hard to see that $y = 19$ and therefore Austin has 19 CDs

thanks so much.