document.write( "Question 244229: 10x-25+10x+3x^2+2x^2=360 \n" ); document.write( "

Algebra.Com's Answer #178730 by checkley77(12844) $\"\"$ $\"About$

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10x-25+10x+3x^2+2x^2=360
\n" ); document.write( "5x^2+20x-25-360=0
\n" ); document.write( "5x^2+20x-385=0
\n" ); document.write( "5(x^2+4x-77)=0
\n" ); document.write( "5(x+11)(x-7)=0
\n" ); document.write( "x+11=0
\n" ); document.write( "x=-11 ans.
\n" ); document.write( "x-7=0
\n" ); document.write( "x=7 ans.
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