document.write( "Question 524711: My homework is Adding and Subtracting Expressions. I have this problem on my homework 8x + 5x and I put 13. I don't know do they what the answer to the poblem or just tell them what x is? I'm so lost on this. \n" ); document.write( "
Algebra.Com's Answer #347868 by mananth(16949) You can put this solution on YOUR website! When adding or subtracting you have to add or subtract the coefficients and write the answer with the variable.\r \n" ); document.write( "\n" ); document.write( "The variables have to be the same.\r \n" ); document.write( "\n" ); document.write( "8x+5x = (8+5)x=13x \n" ); document.write( " |