document.write( "Question 230446: Simplify the following expression: \r
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document.write( "-2(5x+z)-2(-5z-5x) \n" );
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Algebra.Com's Answer #170633 by texttutoring(324)![]() ![]() You can put this solution on YOUR website! First expand the expression, by removing the brackets: \n" ); document.write( "= -2(5x+z)-2(-5z-5x) \n" ); document.write( "= -10x -2z + 10z +10x\r \n" ); document.write( "\n" ); document.write( "Now collect the like terms (combine the x's with the x's and the z's with the z's):\r \n" ); document.write( "\n" ); document.write( "= -10x+10x -2z+10z \n" ); document.write( "= 0 + 8z \n" ); document.write( "= 8z \n" ); document.write( " |