document.write( "Question 189548: The difference between the prices of a coach ticket and a first class ticket is $135. If the first class ticket is 175% of the cost of a coach ticket what is the cost of the coach ticket? \n" ); document.write( "
Algebra.Com's Answer #142237 by ankor@dixie-net.com(22740)\"\" \"About 
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The difference between the prices of a coach ticket and a first class ticket is $135. If the first class ticket is 175% of the cost of a coach ticket what is the cost of the coach ticket?
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\n" ); document.write( "Let x = cost of a coach ticket
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\n" ); document.write( "(x+135) = cost of 1st class ticket
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\n" ); document.write( "Change 175% to decimal, namely, 1.75:
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\n" ); document.write( "1.75x = x + 135
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\n" ); document.write( "1.75x - x = 135
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\n" ); document.write( ".75x = 135
\n" ); document.write( "x = \"135%2F.75\"
\n" ); document.write( "x = $180 is the coach fare\r
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