document.write( "Question 12142: A picture has a ratio of length to width of 8 to 5. If the width is 35 cm, calculate the length of the picture.\r
\n" ); document.write( "\n" ); document.write( "I know how to do proportions but I have no idea when it comes to propotions with word problems.
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Algebra.Com's Answer #6159 by rapaljer(4671)\"\" \"About 
You can put this solution on YOUR website!
Let x = length
\n" ); document.write( "35 cm = width\r
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\n" ); document.write( "\n" ); document.write( "Ratios are really easy, and as long as you are consistent, you can hardly miss them. Set up a ratio of one variable to another, always using the same variable for the numerator and the same one for the denominator:\r
\n" ); document.write( "\n" ); document.write( "\"%28Length%29%2F%28Width%29+=+8%2F5=+x%2F35\"\r
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\n" ); document.write( "\n" ); document.write( "Remember, \"a%2Fb=c%2Fd\" means that \"ad=bc\"\r
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\n" ); document.write( "\n" ); document.write( "In the same way:
\n" ); document.write( "\"8%2F5+=+x%2F35\" means that \"8%2A35+=+5%2Ax\"\r
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\n" ); document.write( "\n" ); document.write( "Divide both sides by 5:
\n" ); document.write( "\"%288%2A35%29%2F5+=+%285%2Ax%29%2F5\"
\n" ); document.write( "\"8%2A7+=+56+=+x\"\r
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\n" ); document.write( "\n" ); document.write( "R^2 at SCC
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