document.write( "Question 394454: Select the set of equations that represents the following situation: Mike invested $526 for one year. He invested part of it at 2% and the rest at 5%. At the end of the year he earned $20.57 in interest. How much did Mike invest at each rate of interest?
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\n" ); document.write( " 0.02 · 526 + 0.05 · 526 = 20.57
\n" ); document.write( " x + y = 526; 2x + 5y = 20.57
\n" ); document.write( " x + y = 526; 0.02x + 0.05y = 20.57
\n" ); document.write( " 0.02x + 0.05y = 526; x + y = 20.57\r
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Algebra.Com's Answer #279869 by mananth(16946)\"\" \"About 
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Select the set of equations that represents the following situation: Mike invested $526 for one year. He invested part of it at 2% and the rest at 5%. At the end of the year he earned $20.57 in interest. How much did Mike invest at each rate of interest?
\n" ); document.write( "(Points : 3)
\n" ); document.write( " 0.02 · 526 + 0.05 · 526 = 20.57
\n" ); document.write( " x + y = 526; 2x + 5y = 20.57
\n" ); document.write( " x + y = 526; 0.02x + 0.05y = 20.57
\n" ); document.write( " 0.02x + 0.05y = 526; x + y = 20.57\r
\n" ); document.write( "\n" ); document.write( "...
\n" ); document.write( "x + y = 526; 0.02x + 0.05y = 20.57 is the equation\r
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