Math Help for Algebra 1


Here's a sample mixture problem that involves a linear equation:

How many milliliters of pure acid should be added to 15 ml. of 20% acid to make a 55% acid solution?

The following screenshot shows how to set up the equation to solve:

And the following 7-minute video shows how to solve the problem step by step.

  



More Math Help in Algebra 1:



 

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