document.write( "Question 1033582: how much 12% acid must be added to two gallons of pure water to get a mixture that is 7% acid? \n" ); document.write( "
Algebra.Com's Answer #648224 by robertb(5830)\"\" \"About 
You can put this solution on YOUR website!
0.12x + 0.00*2 = 0.07*(x+2)\r
\n" ); document.write( "\n" ); document.write( "==> 0.12x = 0.07x + 0.14\r
\n" ); document.write( "\n" ); document.write( "==> 0.05x = 0.14 ==> x = \"highlight%282.8%29\" gallons of 12% acid must be added to pure water to get 7% acid.\r
\n" ); document.write( "\n" ); document.write( "I leave the elaboration to other tutors if they wish so.
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