document.write( "Question 86828: Simplify combining like terms\r
\n" ); document.write( "\n" ); document.write( "square root 63- 2(square root 28) + 5 (square root 7)\r
\n" ); document.write( "\n" ); document.write( "Thanks \n" ); document.write( "

Algebra.Com's Answer #62846 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
square root 63- 2(square root 28) + 5 (square root 7)
\n" ); document.write( ":
\n" ); document.write( " $\"sqrt%2863%29+-+2sqrt%2828%29+%2B+5sqrt%287%29\"$
\n" ); document.write( ":
\n" ); document.write( "Find the perfect squares inside the radicals:
\n" ); document.write( " $\"sqrt%289%2A7%29+-+2sqrt%284%2A7%29+%2B+5sqrt%287%29\"$
\n" ); document.write( ":
\n" ); document.write( "Extract roots of the squares:
\n" ); document.write( " $\"3sqrt%287%29+-+2%2A2sqrt%287%29+%2B+5sqrt%287%29\"$
\n" ); document.write( ":
\n" ); document.write( " $\"3sqrt%287%29+-+4sqrt%287%29+%2B+5sqrt%287%29\"$
\n" ); document.write( ":
\n" ); document.write( "Like terms, just do the math:
\n" ); document.write( " $\"%2B4sqrt%287%29\"$ \n" ); document.write( "

\n" );