document.write( "Question 592781: 3x+75 + x + y = 180
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document.write( "the x and the y are supposed to help me find the area of a square.
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document.write( "2x + 15 and y are the sides of the square. \n" );
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Algebra.Com's Answer #376065 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! the sides of a square are equal; so, 2x + 15 = y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ 3x + 75 + x + 2x + 15 = 180\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for x, then substitute back to find y \n" ); document.write( " |