document.write( "Question 1051699: The perimeter of the rectangle is 138 inches. The length of the rectangle is 4x inches and the width is 3x+6 inches. Find the value of x \n" ); document.write( "
Algebra.Com's Answer #667149 by addingup(3677)\"\" \"About 
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2L+2W = 138 Substitute for L and W using info provided in the problem:
\n" ); document.write( "2(4x)+2(3x+6) = 138
\n" ); document.write( "8x+6x+12 = 138
\n" ); document.write( "14x = 126
\n" ); document.write( "x = 9
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\n" ); document.write( "Happy learning,
\n" ); document.write( "John
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