document.write( "Question 97079: Five Proteen Bars and 7 Superdrinks total 1915 calories. Four Proteen Bars and 3 Superdrinks total 1155 calories. How many calories does one Proteen Bar have? One Superdrink? \n" ); document.write( "
Algebra.Com's Answer #70671 by checkley71(8403)\"\" \"About 
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5P+7S=1915 MULTIPLY BY -4
\n" ); document.write( "4P+3S=1155 MULTIPLY BY 5 & THEN ADD
\n" ); document.write( "-20P-28S=-7660
\n" ); document.write( "20P+15S=5775
\n" ); document.write( "----------------------
\n" ); document.write( "-13S=-1885
\n" ); document.write( "S=-1885/-13
\n" ); document.write( "S=145 CALORIES FOR EACH SUPER DRINK.
\n" ); document.write( "5P+7*145=1915
\n" ); document.write( "5P+1015=1915
\n" ); document.write( "5P=1915-1015
\n" ); document.write( "5P=900
\n" ); document.write( "P=900/5
\n" ); document.write( "P=180 CALORIES FOR EACH PROTEEN BARS.
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