document.write( "Question 93330: Please show me how to solve the problems such as:
\n" ); document.write( " 4r -7 = 8r + 13, 5x - 8 = 6 - 2x, t/5 - 7 + 31 = 8(6-4), and
\n" ); document.write( " 9-5(4-3) = -16 x/3 (\"x over 3\" and \"t over 5 \"). \r
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Algebra.Com's Answer #67956 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"Solve 4r -7 = 8r + 13\"\r
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\n" ); document.write( "\n" ); document.write( "\"4r-7=8r%2B13\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"4r-7-8r=13\" Subtract 8r from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"4r-8r=13%2B7\"Add 7 to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"-4r=13%2B7\" Combine like terms 4r and -8r on the left side to get -4r\r
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\n" ); document.write( "\n" ); document.write( "\"-4r=20\" Combine like terms on the right side\r
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\n" ); document.write( "\n" ); document.write( "\"r=%2820%29%2F%28-4%29\" Divide both sides by -4 to isolate r\r
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\n" ); document.write( "\n" ); document.write( "\"r=-5\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"r=-5\"\r
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\n" ); document.write( "\n" ); document.write( "\"Solve 5x - 8 = 6 - 2x\"\r
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\n" ); document.write( "\n" ); document.write( "\"5x-8=6-2x\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"5x=6-2x%2B8\"Add 8 to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"5x%2B2x=6%2B8\" Add 2x to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"7x=6%2B8\" Combine like terms 5x and 2x on the left side to get 7x\r
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\n" ); document.write( "\n" ); document.write( "\"7x=14\" Combine like terms on the right side\r
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\n" ); document.write( "\n" ); document.write( "\"x=%2814%29%2F%287%29\" Divide both sides by 7 to isolate x\r
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\n" ); document.write( "\n" ); document.write( "\"x=2\" Reduce\r
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\n" ); document.write( "\n" ); document.write( "So our answer is \"x=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"Solve t/5 - 7 + 31 = 8(6-4)\"\r
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\n" ); document.write( "\n" ); document.write( "\"t%2F5+-+7+%2B+31+=+8%286-4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"t%2F5+-+7+%2B+31+=+16\" Simplify the right side\r
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\n" ); document.write( "\n" ); document.write( "\"5%28t%2F5+-+7+%2B+31%29+=+5%2A16\" Multiply both sides by 5\r
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\n" ); document.write( "\n" ); document.write( "\"t-35%2B155=80\" Distribute and multiply\r
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\n" ); document.write( "\n" ); document.write( "\"t-35%2B155=80\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"t%2B155=80%2B35\"Add 35 to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"t=80%2B35-155\"Subtract 155 from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"t=-40\" Combine like terms on the right side\r
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\n" ); document.write( "\n" ); document.write( "So our answer is \"t=-40\"\r
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\n" ); document.write( "\n" ); document.write( "\"Solve 9-5(4-3) = -16 x/3\"\r
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\n" ); document.write( "\n" ); document.write( "\"4+=+-16+x%2F3\" Distribute and simplify the left side\r
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\n" ); document.write( "\n" ); document.write( "\"12=+-16x\" Multiply both sides by 3\r
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\n" ); document.write( "\n" ); document.write( "\"%2812%29%2F%28-16%29=+x\" Divide both sides by -16\r
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\n" ); document.write( "\n" ); document.write( "\"-3%2F4=+x\" Divide both sides by -16\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So our answer is \"x=-3%2F4\"
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