document.write( "Question 94411: This is causing stress and can not figure it out?\r
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\n" ); document.write( "\n" ); document.write( "Solve the system by addition or substitution.
\n" ); document.write( " 20x – 5y = –12
\n" ); document.write( " y = 4x + 3
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Algebra.Com's Answer #68784 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"20x+-+5%284x+%2B+3%29+=+-12\" Plug in y = 4x + 3\r
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\n" ); document.write( "\n" ); document.write( "\"20x+-+20x+-15+=+-12\" Distribute\r
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\n" ); document.write( "\n" ); document.write( "\"20x-20x=-12%2B15\"Add 15 to both sides\r
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\n" ); document.write( "\n" ); document.write( "\"0x=-12%2B15\" Combine like terms on the left side\r
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\n" ); document.write( "\n" ); document.write( "\"0x=3\" Combine like terms on the right side\r
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\n" ); document.write( "\n" ); document.write( "\"0=3\" Simplify\r
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\n" ); document.write( "\n" ); document.write( "Since this equation is never true for any x value, this means there are no solutions.
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