SOLUTION: How much pure antifreeze must be added to 8 gallons of 10% antifreeze to make a 80% antifreeze.

SOLUTION: How much pure antifreeze must be added to 8 gallons of 10% antifreeze to make a 80% antifreeze.

Algebra.Com

Question 939363: How much pure antifreeze must be added to 8 gallons of 10% antifreeze to make a 80% antifreeze.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
One of the simple, two-part mixture problem types.

This is how they work:

http://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
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