document.write( "Question 176487: During a sale an automobile dealer sold 69 cars and trucks. If she sold 27 more cars than trucks how many trucks did she sell? \n" ); document.write( "

Algebra.Com's Answer #131595 by Mathtut(3670) $\"\"$ $\"About$

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let x and y be the number of cars and trucks sold respectively
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\n" ); document.write( "x+y=69........eq 1
\n" ); document.write( "x=y+27........eq 2
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\n" ); document.write( "take x's value from eq 2 and plug it into eq 1
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\n" ); document.write( "y+27+y=69
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\n" ); document.write( "2y=42
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\n" ); document.write( " $\"highlight%28y=21%29\"$ number of trucks sold
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\n" ); document.write( " $\"highlight%28x=y%2B27=21%2B27=48%29\"$ number of cars sold \n" ); document.write( "

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