document.write( "Question 99671: 2 times a number, increased by 4, is 12. Find the number \n" ); document.write( "
Algebra.Com's Answer #72539 by anjali_yamini(27) ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( " Let :\r \n" ); document.write( "\n" ); document.write( " THE NUMBER = N\r \n" ); document.write( "\n" ); document.write( " SO, TWICE OF THE NUMBER = N+N= 2N \n" ); document.write( " \n" ); document.write( " SO, TWICE THE NUMBER INCREASED BY 4 = 2N +4\r \n" ); document.write( "\n" ); document.write( " SO, 2N +4 = 12\r \n" ); document.write( "\n" ); document.write( " SO, 2N = 12-4\r \n" ); document.write( "\n" ); document.write( " SO, 2N = 8\r \n" ); document.write( "\n" ); document.write( " SO, N= 8/2 \n" ); document.write( " N = 4\r \n" ); document.write( "\n" ); document.write( "CHECK :\r \n" ); document.write( "\n" ); document.write( " 2N + 4 \n" ); document.write( " = (2*4) +4 \n" ); document.write( " = 8 + 4 \n" ); document.write( " = 12 \n" ); document.write( " |