document.write( "Question 704861: how many quarts of pure antifreeze must be added to 4 quarts of a 10% antifreeze solution to obtain a 30% antifreeze solution? \n" ); document.write( "
Algebra.Com's Answer #434303 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
Most of the work is to setup the equation; just one equation.\r
\n" ); document.write( "\n" ); document.write( "x= pure antifreeze to add.\r
\n" ); document.write( "\n" ); document.write( "\"%281.00%2Ax%2B40%2A0.10%29%2F%28x%2B40%29=0.30\"
\n" ); document.write( "\"%28x%2B4.0%29=0.30%28x%2B40%29\"
\n" ); document.write( "...more steps...
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