document.write( "Question 1152266: An herbalist has 30 oz of herbs costing $4 per ounce. How many ounces of herbs costing $1 per ounce should be mixed with these 30 oz of herbs to produce a mixture costing $2.50 per ounce? \n" ); document.write( "
Algebra.Com's Answer #774246 by josgarithmetic(39623)\"\" \"About 
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x, how many ounces of the $1 per ounce herbs\r
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\n" ); document.write( "\n" ); document.write( "x+30, amount of mixture, ounces\r
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\n" ); document.write( "\n" ); document.write( "\"%2830%2A4%2Bx%29%2F%28x%2B30%29=2.5\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%2B4%2A30=2.5%28x%2B30%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x%2B4%2A30=2.5x%2B2.5%2A30\"\r
\n" ); document.write( "\n" ); document.write( "\"4%2A30-2.5%2A30=1.5x\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=30%29\"\r
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\n" ); document.write( "\n" ); document.write( "Look at the two prices. The middle of $4 and $1 per ounce is $2.5 per ounce. You want equal amounts of the two ingredient herbs to get that middle price.
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