document.write( "Question 223277: A sweatshirt cost $9 more than a T-shirt. Together, the shirts cost $23. What is the cost of each type of shirt? \n" ); document.write( "
Algebra.Com's Answer #167043 by checkley77(12844)\"\" \"About 
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x+(x+9)=23
\n" ); document.write( "2x=23-9
\n" ); document.write( "2x=14
\n" ); document.write( "x=14/2
\n" ); document.write( "x=7 for the T-shirt.
\n" ); document.write( "7+9=16 for the sweatshirt.
\n" ); document.write( "Proof:
\n" ); document.write( "7=16=23
\n" ); document.write( "23=23
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