document.write( "Question 668491: 4(b-1)=-4+4b \n" ); document.write( "
Algebra.Com's Answer #415619 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"4%28b-1%29=-4%2B4b\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"4b-4=-4%2B4b\" Distribute.\r
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\n" ); document.write( "\n" ); document.write( "\"4b=-4%2B4b%2B4\" Add \"4\" to both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"4b-4b=-4%2B4\" Subtract \"4b\" from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"0b=-4%2B4\" Combine like terms on the left side.\r
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\n" ); document.write( "\n" ); document.write( "\"0b=0\" Combine like terms on the right side.\r
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\n" ); document.write( "\n" ); document.write( "\"0=0\" Simplify.\r
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\n" ); document.write( "\n" ); document.write( "Since this equation is ALWAYS true for any b value, this means b can equal any number. \r
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\n" ); document.write( "\n" ); document.write( "So there are an infinite number of solutions.
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