document.write( "Question 1119385: I tried looking at some examples but i'm still confused. Can someone help please? thank you. \r
\n" ); document.write( "\n" ); document.write( "A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze and the second brand is 70% pure antifreeze. In order to obtain 180 gallons of a mixture that contains 40% pure antifreeze, how many gallons of each brand of antifreeze must be used?
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Algebra.Com's Answer #734917 by josgarithmetic(39617) $\"\"$ $\"About$

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One of the most common kinds of mixture exercise problems. Know how to do them:\r
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\n" ); document.write( "\n" ); document.write( "LESSON: two-part mixture https://www.algebra.com/my/Mixtures%3A-All-in-Symbols.lesson?content_action=show_dev
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\n" ); document.write( "\n" ); document.write( "LESSON: two-part mixture for pirce or cost, https://www.algebra.com/my/mixture-price-two-part-both-parts-unknown.lesson?content_action=show_dev
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