document.write( "Question 1107389: To create a breakfast beverage, grapefruit juice in two concentrations, 13% and 37% are combined together and mixed before being added with another juice. If 270 gallons of the 13% juice is used, how many gallons of the 37% juice must be used to obtain a 17% grapefruit juice solution \n" ); document.write( "
Algebra.Com's Answer #753224 by VFBundy(438)\"\" \"About 
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\"%280.13%2A%28270%29+%2B+0.37x%29%2F%28270+%2B+x%29+=+0.17\"
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\n" ); document.write( "Cross-multiply:
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\n" ); document.write( "0.13*(270) + 0.37x = 0.17(270 + x)
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\n" ); document.write( "Simplify:
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\n" ); document.write( "35.1 + 0.37x = 45.9 + 0.17x
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\n" ); document.write( "0.20x = 10.8
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\n" ); document.write( "Solve for x:
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\n" ); document.write( "x = 54
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