document.write( "Question 945246: A teacher has to buy 6 snack. Snack A costs $4.75 and snack B costs $6.25. If he spends $34.50, determine the number of each type of snack bought
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Algebra.Com's Answer #576447 by fion6002(19)\"\" \"About 
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let x be the number of Snack A
\n" ); document.write( "let (6-x) be the number of Snack B (since we know teacher bought 6 snacks, x of them are Snack A, then the numbers left 6-x must be for snack B)\r
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\n" ); document.write( "\n" ); document.write( "4.75x + 6.25(6-x) = 34.50
\n" ); document.write( "4.75x + 37.5 - 6.25x = 34.50
\n" ); document.write( "-1.5x = -3
\n" ); document.write( "1.5x = 3
\n" ); document.write( "x = 2\r
\n" ); document.write( "\n" ); document.write( "Snack A = x = 2
\n" ); document.write( "Snack B = 6-x = 6-2 = 4 \r
\n" ); document.write( "\n" ); document.write( "Therefore the teacher bought 2 snack A and 4 snack B
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