document.write( "Question 443795: Devon purchased tickets to an air show for 4 adults and 2 children. The total cost was $90. The cost of a child's ticket was $3 less than the cost of an adult's ticket. Find the price of an adult's ticket and a child's ticket. \n" ); document.write( "
Algebra.Com's Answer #306034 by rwm(914)\"\" \"About 
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4a+2c=90
\n" ); document.write( "a-3=c
\n" ); document.write( "4a+2(a-3)=90
\n" ); document.write( "4a+2a-6=90
\n" ); document.write( "6a=96
\n" ); document.write( "a=16
\n" ); document.write( "c=13
\n" ); document.write( "check\r
\n" ); document.write( "\n" ); document.write( "64+26=90\r
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\n" ); document.write( "\n" ); document.write( "ok
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