document.write( "Question 20543: What is the value of X in this logarithm? log(2x-5) + 1 = log
(7x+10) Please walk me through this equation. \n" );
document.write( "
Algebra.Com's Answer #9929 by Earlsdon(6294)![]() ![]() ![]() You can put this solution on YOUR website! Recall:\r \n" ); document.write( "\n" ); document.write( "If log \n" ); document.write( "\n" ); document.write( "log \n" ); document.write( "(2x-5) = (7x+10) Subtract 2x from both sides. \n" ); document.write( "-5 = 5x+10 Subtract 10 to bothsides. \n" ); document.write( "-15 = 5x Divide both sides by 5. \n" ); document.write( "x = -3\r \n" ); document.write( "\n" ); document.write( "Check: \n" ); document.write( "log \n" ); document.write( "log \n" ); document.write( "log |