document.write( "Question 63410: a)x^2-2x=15
\n" ); document.write( "b)3x^2+19+1=0
\n" ); document.write( "thank you very much \n" ); document.write( "

Algebra.Com's Answer #44209 by 303795(602) $\"\"$ $\"About$

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$\"x%5E2-2x=15\"$ Subtract 15 from each side
\n" ); document.write( " $\"x%5E2-2x-15=15-15\"$
\n" ); document.write( " $\"x%5E2-2x-15=0\"$ Factorise
\n" ); document.write( " $\"x-5%29%28x%2B3%29=0\"$
\n" ); document.write( "So x = 5 or x = -3 \n" ); document.write( "

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