document.write( "Question 216228: 4x^2-200=-20 \n" ); document.write( "

Algebra.Com's Answer #163295 by checkley77(12844) $\"\"$ $\"About$

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4x^2-200=-20
\n" ); document.write( "4x^2=-20+200
\n" ); document.write( "4x^2=180
\n" ); document.write( "x^2=180/4
\n" ); document.write( "x^2=45
\n" ); document.write( "x=sqrt45
\n" ); document.write( "x=6.7082 ans. \n" ); document.write( "

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