document.write( "Question 650507: angle a and angle b are supplementary. Twice the measure of angle a is one-half the measure of angle b. find the angle of measure b \n" ); document.write( "
Algebra.Com's Answer #407328 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
angle a and angle b are supplementary. Twice the measure of angle a is one-half the measure of angle b. find the angle of measure b
\n" ); document.write( "**
\n" ); document.write( "a+b=180º
\n" ); document.write( "a=180-b
\n" ); document.write( "..
\n" ); document.write( "2a=b/2
\n" ); document.write( "2(180-b)=b/2
\n" ); document.write( "360 -2b=b/2
\n" ); document.write( "720-4b=b
\n" ); document.write( "5b=720
\n" ); document.write( "b=144
\n" ); document.write( "angle of measure b=144º
\n" ); document.write( "
\n" );