document.write( "Question 199527: I'm taking a college algebra class. I have not had any algebra experience in over 20 years, so I'm very rusty. My first problem is below. I think that I solved it, but I would like input from you to see if I'm on the right track.\r
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document.write( "Problem:\r
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document.write( "16-2x+5=5x Here's what I did: 16-2x+2x+5=5x
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document.write( " 16+5=5x+2x
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document.write( " 21=7x
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document.write( " 21/7=7x/7
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document.write( " 3=x
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document.write( "Please let me know if the steps to solving this are correct and if the answer is correct. \r
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document.write( "I have a few other problems.\r
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document.write( "A. 4(y-1)=2(3+y) I don't remember how to do problems w/ parentheses.\r
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document.write( "B. 2/3-x/6=1\r
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document.write( "C. 0.2(x-4)=3\r
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document.write( "Any help you can offer to get me started in the right direction is appreciated. Thanks for your time and assistance. \n" );
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Algebra.Com's Answer #149921 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! I'm taking a college algebra class. I have not had any algebra experience in over 20 years, so I'm very rusty. My first problem is below. I think that I solved it, but I would like input from you to see if I'm on the right track. \n" ); document.write( "Problem: \n" ); document.write( "16-2x+5=5x Here's what I did: 16-2x+2x+5=5x \n" ); document.write( "16+5=5x+2x \n" ); document.write( "21=7x \n" ); document.write( "21/7=7x/7 \n" ); document.write( "3=x \n" ); document.write( "Please let me know if the steps to solving this are correct and if the answer is correct. \n" ); document.write( "-------------- \n" ); document.write( "It's correct. \n" ); document.write( "I have a few other problems. \n" ); document.write( "A. 4(y-1)=2(3+y) I don't remember how to do problems w/ parentheses. \n" ); document.write( "Multiply both terms inside the parentheses by the coefficients (numbers) outside. \n" ); document.write( "4y-4 = 6+2y \n" ); document.write( "Subtract 2y from both sides \n" ); document.write( "2y-4 = 6 \n" ); document.write( "Add 4 \n" ); document.write( "2y = 10 \n" ); document.write( "y = 5 \n" ); document.write( "--------- \n" ); document.write( "B. 2/3-x/6=1 \n" ); document.write( "It's not clear, but \n" ); document.write( "Multiply thru by 6 \n" ); document.write( "4-x = 6 \n" ); document.write( "-x = 2 \n" ); document.write( "x = -2 \n" ); document.write( "------ \n" ); document.write( "C. 0.2(x-4)=3 \n" ); document.write( "Multiply by 5 \n" ); document.write( "(x-4) = 15 \n" ); document.write( "x = 19 \n" ); document.write( " \n" ); document.write( " |