document.write( "Question 298047: how many grams of gold alloy that costs $4 per gram must be mixed with 30 grams of a gold alloy that costs $7 per gram to make an alloy that costs $5 per gram? \n" ); document.write( "
Algebra.Com's Answer #214512 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! 4x + 30(7) = 5(x + 30)\r \n" ); document.write( "\n" ); document.write( "Can you solve for x now? \n" ); document.write( " |