document.write( "Question 1078298: please help me with this problems:
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document.write( "1.- A 10% salt solution is to be mixed with a 20% salt solution to produce 30 gallons of a 12% salt solution. How many gallons of the 10% solution and how many gallons of the 20% solution will be needed?\r
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document.write( "2.- a hardware store sells two types of paintbrushes.Brand A is a priced at $4 each and Brand B is priced at $6.50 each. If the store sold a total 26 brushes and took in $129 how many brushes of each type were sold?\r
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document.write( "tank you so much
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document.write( "Pilar W \n" );
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Algebra.Com's Answer #692800 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! 1.- A 10% salt solution is to be mixed with a 20% salt solution to produce 30 gallons of a 12% salt solution. \n" ); document.write( "----------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x, amount gallons of the 10% \n" ); document.write( "30-x, amount of the 20%\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "Solve for x. \n" ); document.write( " |