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)![]() ![]() ![]() You can put this solution on YOUR website! (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( " |