document.write( "Question 25321: Please explain how to solve 8(4-u)+u=8+u. \n" ); document.write( "
Algebra.Com's Answer #13577 by longjonsilver(2297) You can put this solution on YOUR website! First, get rid of the brackets so that we just have a collection of terms to add or subtract...\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8(4-u)+u=8+u \n" ); document.write( "32-8u+u = 8+u\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now collect like terms (i shall do it in 2 stages) \n" ); document.write( "32-7u = 8+u \n" ); document.write( "and then \n" ); document.write( "32-8u = 8 \n" ); document.write( "-8u = -24\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now divide by -8 to find what u is: \n" ); document.write( "u = -24/-8 \n" ); document.write( "u = +3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "jon. \n" ); document.write( " \n" ); document.write( " |