document.write( "Question 242198: square root of (3x+3)+ square root of (x+2)= 5, solve for x. The answer is 2, need the steps for the answer. \n" ); document.write( "
Algebra.Com's Answer #177365 by edjones(8007)![]() ![]() You can put this solution on YOUR website! sqrt(3x+3)+sqrt(x+2)=5 \n" ); document.write( "sqrt(3x+3)=5-sqrt(x+2) \n" ); document.write( "3x+3=x+27-10sqrt(x+2) Square each side. \n" ); document.write( "2x-24=-10sqrt(x+2) \n" ); document.write( "4x^2-96x+576=100x+200 square each side. \n" ); document.write( "4x^2-196x+376=0 \n" ); document.write( "4(x^2-49x+94)=0 \n" ); document.write( "(x-47)(x-2)=0 \n" ); document.write( "x=2 is the only answer. x=47 is extraneous. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |