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October 22, 2014

October 22, 2014

Posted by **Eric** on Sunday, January 2, 2011 at 2:11pm.

- Algebra 1 -
**Marth**, Sunday, January 2, 2011 at 2:16pmStart by defining variables.

Let x = the amount of the 15% alcohol solution.

Let y = the amount of the 35% alcohol solution.

We want to find x.

Now define equations from the word problems.

x+y = 100 to have 100 gallons of solution.

0.15x + 0.35y = 29 to have a 29% solution.

Solve the system of equations. x=?

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