document.write( "Question 293020: 7a=2(a-10) \n" ); document.write( "
Algebra.Com's Answer #211521 by texttutoring(324)\"\" \"About 
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First distribute the right side:\r
\n" ); document.write( "\n" ); document.write( "7a = 2a-20\r
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\n" ); document.write( "\n" ); document.write( "Now subtract 2a from both sides:\r
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\n" ); document.write( "\n" ); document.write( "7a-2a = -20
\n" ); document.write( "5a=-20\r
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\n" ); document.write( "\n" ); document.write( "Now divide both sides by 5\r
\n" ); document.write( "\n" ); document.write( "a = -20/5
\n" ); document.write( "a=-4
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