document.write( "Question 296844: Hello!
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document.write( "Thank you for this great service. I have not studied algebra for more than 30 years. I am trying to brush up on my algebra skills in order to qualify for training. Here's my equation:
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document.write( "3a - 2{3a-2[1-4(a)-4(-1)]+5}
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document.write( "3a - 2{3a -2[1 -4a +4] +5}
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document.write( "3a - 2{3a -2 +8a -8]+5
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document.write( "3a -6a +4 -16a +16 +5
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document.write( "-19a +25 (the book says -19a + 10)I don't understand where did I go wrong? \n" );
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Algebra.Com's Answer #213849 by jrfrun(3)![]() ![]() ![]() You can put this solution on YOUR website! 3a - 2{3a-2[1-4(a)-4(-1)]+5} \n" ); document.write( "3a - 2{3a -2[1 -4a +4] +5} \n" ); document.write( "3a - 2{3a -2 +8a -8]+5 you made a mistake in this step\r \n" ); document.write( "\n" ); document.write( "it should have been \n" ); document.write( "3a -2{3a-2+8a-8+5} where the last five is part of the -2 factor \n" ); document.write( "followed by \n" ); document.write( "3a -6a +4 -16a +16 -10\r \n" ); document.write( "\n" ); document.write( "You would save yourself a ton of headaches by simplifing as you \r \n" ); document.write( "\n" ); document.write( "3a - 2{3a-2[1-4(a)-4(-1)]+5} \n" ); document.write( "3a -2{3a -2[1-4a+4]+5} \n" ); document.write( "3a -2{3a-2[5-4a]+5} \n" ); document.write( "3a-2{3a-10+8a+5} \n" ); document.write( "3a-2{11a-5} \n" ); document.write( "3a-22a+10=-19a+10 \n" ); document.write( " \n" ); document.write( " |