document.write( "Question 905811: 1. Trevor was assigned to order pizza and wings for a big party. The local pizza place charges $13 for large pizzas and $7 for jumbo orders of wings (both tax included). He figures he needs 10 items total and has a budget of $106. How many of each did he buy?
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\n" ); document.write( "*Write an equation. (Hint: It will only use one variable.)
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Algebra.Com's Answer #549417 by richwmiller(17219)\"\" \"About 
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a+b=10,
\n" ); document.write( "13*a+7*b=106
\n" ); document.write( "a=10-b
\n" ); document.write( "13*(10-b)+7*b=106
\n" ); document.write( "130-13b+7*b=106
\n" ); document.write( "-6*b=-24.0
\n" ); document.write( "b=4.0 wings
\n" ); document.write( "a=10-b
\n" ); document.write( "a=6 pizza at $13 b=4 wings. at $7
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\n" ); document.write( "13*6+7*4=106
\n" ); document.write( "78+28=106
\n" ); document.write( "106=106
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