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)![]() ![]() ![]() You can put this solution on YOUR website! 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( " \n" ); document.write( "\n" ); document.write( "..................... \n" ); document.write( "Delighted to help. \n" ); document.write( "-Reading Boosters \n" ); document.write( "Wanting for others what we want for ourselves. \n" ); document.write( "www.MyHomeworkAnswers.com \n" ); document.write( " |