document.write( "Question 148913: With these two problems, I am very confused, because math is not my thing, and I do not understand it. \r
\n" );
document.write( "\n" );
document.write( "1. -3[5+2(-7+x)+x]= -3x- (x+3) I do not even know where to begin with this one.\r
\n" );
document.write( "\n" );
document.write( "2. 4x+4/5= 5x-1/2-x/3 (the / are over signs) \n" );
document.write( "
Algebra.Com's Answer #109246 by mangopeeler07(462)![]() ![]() ![]() You can put this solution on YOUR website! 1.-3[5+2(-7+x)+x]= -3x- (x+3)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Distribute to the parentheses: \n" ); document.write( "-3[5-14+2x+x]=-3x-x-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Distribute the 3 \n" ); document.write( "-15+42-6x-3x=-3x-x-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Combine like terms \n" ); document.write( "27-9x=-4x-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Add 9x to both sides \n" ); document.write( "27=5x-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Add 3 to each side \n" ); document.write( "30=5x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Divide by 5 \n" ); document.write( "x=6 \n" ); document.write( "------------------------------------------------------------------------------- \n" ); document.write( "2. 4x+4/5= 5x-1/2-x/3 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Find the Common denominator: 5(2)(3)=30\r \n" ); document.write( "\n" ); document.write( "24x+24/30=75x-15/30-10x/30\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now eliminate the denominator \n" ); document.write( "24x+24=75x-15-10x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Combine like terms \n" ); document.write( "24x+24=65x-15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Subtract 24 from both sides \n" ); document.write( "24x=65x-39\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Subtract 65x from both sides \n" ); document.write( "-41x=-39\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Divide by -41 \n" ); document.write( "x=39/41\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |