document.write( "Question 1099063: what is the least number to be added to each term of the ratio 7:13 to make the ratio 2:3? a.1 b.2 c.3 d.5\r
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Algebra.Com's Answer #713465 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
let the number be x
\n" ); document.write( "(7+x)/(13+x)=2/3
\n" ); document.write( "cross-multiply
\n" ); document.write( "3(7+x)=2(13+x)
\n" ); document.write( "21+3x=26+2x
\n" ); document.write( "x=5
\n" ); document.write( "12:18 is 2:3
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