document.write( "Question 1173102: Manuel bought 6 candy bars and 3 sodas at the gas station for $8.40. Gary bought 3 candy bars and 4 sodas at the same gas station for $7.45. What is the price of one soda? \n" ); document.write( "
Algebra.Com's Answer #798264 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "The suggested solution method shown by the other tutor will not lead to a correct answer, since it contains a simple arithmetic error.

\n" ); document.write( "\"6c+%2B+3s+=+8.40\" Manuel bought 6 candy bars and 3 sodas for $8.40
\n" ); document.write( "\"3c+%2B+4s+=+7.45\" Gary bought 3 candy bars and 4 sodas for $7.45

\n" ); document.write( "\"6c+%2B+8s+=+%2414.90\" some third person bought exactly twice as much as Gary, so paid exactly twice as much

\n" ); document.write( "\"5s+=+6.50\" The difference between the first and third purchases is 5 more sodas, for a difference of $6.50

\n" ); document.write( "\"s+=+6.50%2F5+=+1.30\" The cost of each soda is $1.30

\n" ); document.write( "\"6c+%2B+3%281.30%29+=+8.40\" Using Manuel's purchase and the now known cost of each soda to determine the cost of each candy bar
\n" ); document.write( "\"6c+%2B+3.90+=+8.40\"
\n" ); document.write( "\"6c+=+4.50\"
\n" ); document.write( "\"c+=+4.50%2F6+=+0.75\"

\n" ); document.write( "ANSWERS: Each soda costs $1.30; each candy bar costs $0.75

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