document.write( "Question 283015: Please help me solve this equation: 1-3c=9c+7 \n" ); document.write( "
Algebra.Com's Answer #205454 by unlockmath(1688)![]() ![]() You can put this solution on YOUR website! Hello, \n" ); document.write( "The key to solving an equation is getting the variable (in this case, \"c\") all by itself on one side of the equal sign. \n" ); document.write( "1-3c=9c+7 Add 3c to both sides to get: \n" ); document.write( "1=12c+7 Now subtract 7 from both sides to get: \n" ); document.write( "-6=12c Now the last step is to divide both sides by 12 to result in: \n" ); document.write( "c=-1/2 \n" ); document.write( "Plug this answer into the original to see if it works. \n" ); document.write( "RJ \n" ); document.write( "There's a book I wrote that will help you out. \n" ); document.write( "www.math-unlock.com \n" ); document.write( " |