document.write( "Question 135805: The square of the sum of a number and 3 is 16. Find the number. (There are two solutions.) \n" ); document.write( "
Algebra.Com's Answer #99498 by checkley77(12844)\"\" \"About 
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(x+3)^2=16
\n" ); document.write( "x^2+6x+9-16=0
\n" ); document.write( "x^2+6x-7=0
\n" ); document.write( "(x+7)(x-1)=0
\n" ); document.write( "x+7=0
\n" ); document.write( "x=-7 answer.
\n" ); document.write( "x-1=0
\n" ); document.write( "x=1 answer.
\n" ); document.write( "
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