document.write( "Question 632645: If my equation is 3 + the square root of 3a+3 =9, how would I provide the check after I have the equation solved? The square part throws me off when I go to write out the check. \n" ); document.write( "

Algebra.Com's Answer #398386 by Edwin McCravy(20055) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "3 +  = 9\r\n" );
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document.write( "Isolate the term with a radical by subtracting 3 from both sides:\r\n" );
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document.write( "     = 6\r\n" );
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document.write( "Square both sides. Remember that squaring a square root \r\n" );
document.write( "takes away both the radical and the 2 exponent: \r\n" );
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document.write( " [}² = 6²\r\n" );
document.write( "       3a + 3 = 36\r\n" );
document.write( "           3a = 33\r\n" );
document.write( "            a = 11\r\n" );
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document.write( "To check, substitute 11 for a in the original:\r\n" );
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document.write( "3 +  = 9\r\n" );
document.write( "3 +  = 9\r\n" );
document.write( "3 +  = 9\r\n" );
document.write( "3 +  = 9\r\n" );
document.write( "3 + 6 = 9\r\n" );
document.write( "    9 = 9\r\n" );
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document.write( "Edwin

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