document.write( "Question 13555: could you please help me solve: 1.7t + 8 - 1.62t = 0.4t - 0.32 + 8 and show the check if possible....thanks so much....Sonya \n" ); document.write( "
| Algebra.Com's Answer #6829 by rahman(247)     You can put this solution on YOUR website! 1.7t + 8 - 1.62t = 0.4t - 0.32 + 8 \n" ); document.write( "1.7t - 1.62t - 0.4t = - 0.32 + 8 - 8 \n" ); document.write( "(1.7-1.62-0.4)t = - 0.32 + 0 \n" ); document.write( "(1.7-2.02)t = - 0.32 \n" ); document.write( "-0.32t = - 0.32 \n" ); document.write( " \n" ); document.write( "t=1\r \n" ); document.write( "\n" ); document.write( "Proof: Subtitute t = 1 to equation:\r \n" ); document.write( "\n" ); document.write( "1.7t + 8 - 1.62t = 0.4t - 0.32 + 8 \n" ); document.write( "1.7(1) + 8 - 1.62(1) = 0.4(1) - 0.32 + 8 \n" ); document.write( "1.7 + 8 - 1.62 = 0.4 - 0.32 + 8 \n" ); document.write( "9.7 - 1.62 = 8.4 - 0.32 \n" ); document.write( "8.08 = 8.08 (Q.E.D)\r \n" ); document.write( "\n" ); document.write( "OK \n" ); document.write( " |