document.write( "Question 85838: (2x+5)squared=5 \n" ); document.write( "

Algebra.Com's Answer #62050 by tutorcecilia(2152) $\"\"$ $\"About$

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$\"%28sqrt%282x%2B5%29%29\"$ =5
\n" ); document.write( " $\"%28%28sqrt%282x%2B5%29%29%5E2%29\"$ = $\"%285%5E2%29\"$ [square both sides to get rid of the radical sign]
\n" ); document.write( ".
\n" ); document.write( "2x+5=25
\n" ); document.write( "2x+5-5=25-5 [solve for the x-term]
\n" ); document.write( "2x=20
\n" ); document.write( "2x/2=20/2
\n" ); document.write( "x=10
\n" ); document.write( ".
\n" ); document.write( "Checking:
\n" ); document.write( " $\"%28sqrt%282x%2B5%29%29\"$ =5
\n" ); document.write( " $\"%28sqrt%282%2810%29%2B5%29%29\"$ =5
\n" ); document.write( " $\"%28sqrt%2825%29%29\"$ =5
\n" ); document.write( "5=5 [checks out] \n" ); document.write( "

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