document.write( "Question 929403: Rcall that two angles are supplements of each other if their sum is 180°. Angle A and angle B are supplementary angles and angle A is 10° less than four times angle B. Find the measures of angle A and angle B. \n" ); document.write( "

Algebra.Com's Answer #564952 by Fombitz(32388) $\"\"$ $\"About$

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$\"A%2BB=180\"$
\n" ); document.write( " $\"A=4B-10\"$
\n" ); document.write( "Substitute,
\n" ); document.write( " $\"4B-10%2BB=180\"$
\n" ); document.write( " $\"5B=190\"$
\n" ); document.write( " $\"B=38\"$
\n" ); document.write( "Then,
\n" ); document.write( " $\"A=4%2838%29-10\"$
\n" ); document.write( " $\"A=152-10\"$
\n" ); document.write( " $\"A=142\"$
\n" ); document.write( " \n" ); document.write( "

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