document.write( "Question 619713: Im in Need of help , i have a final tmm and i do not understand this problem . The opposite angles of a parallelogram have measures of (3x-20) and (x+15) Find x . \n" ); document.write( "
Algebra.Com's Answer #389754 by vleith(2983)\"\" \"About 
You can put this solution on YOUR website!
Opposite angels of a parellelogram are congruent. So they are equal
\n" ); document.write( "\"3x-20+=+x+%2B+15\"
\n" ); document.write( "\"2x+=+35\"
\n" ); document.write( "\"x+=+17.5\"
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