document.write( "Question 666188: Angle A is three times the size of angle B (angle B is x+2). The sum of the angle measures 128 degrees. Find the value of x. \n" ); document.write( "
Algebra.Com's Answer #414333 by ReadingBoosters(3246)\"\" \"About 
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Given
\n" ); document.write( "A = 3B
\n" ); document.write( "B = x+2
\n" ); document.write( "A+B=128
\n" ); document.write( "...
\n" ); document.write( "Substitute
\n" ); document.write( "Substitute A and B into the last equation, such that
\n" ); document.write( "3B + B = 128
\n" ); document.write( "so
\n" ); document.write( "3(x+2) + x+2 = 128
\n" ); document.write( "...
\n" ); document.write( "Distribute the 3
\n" ); document.write( "3x + 6 + x+2 = 128
\n" ); document.write( "...
\n" ); document.write( "Combine like terms
\n" ); document.write( "4x + 8 = 128
\n" ); document.write( "4x = 120
\n" ); document.write( "\"highlight%28x+=+30%29\"\r
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\n" ); document.write( "Delighted to help.
\n" ); document.write( "-Reading Boosters
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