document.write( "Question 65704: Solve for X:
\n" );
document.write( "2(x-5)^2=3\r
\n" );
document.write( "\n" );
document.write( "I know the first step I believe is to multiply the 2 towards the x and the 5:
\n" );
document.write( "2*x = 2x
\n" );
document.write( "2*5 = 10
\n" );
document.write( "(2x - 10)^2 = 3
\n" );
document.write( "The next step is to figure out what X is correct?\r
\n" );
document.write( "\n" );
document.write( "2(x) - 10^2 = 3
\n" );
document.write( "Gosh I am lost on this step, could someone please give me a hand, thank you \n" );
document.write( "
Algebra.Com's Answer #46424 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! FIRST YOU MUST RESOLVE THE ITEMS WITHIN THE ( ) \n" ); document.write( "(X-5)^2=X^2-10X+25 NOW MULTIPLY THIS BY 2 \n" ); document.write( "2(X^2-10X+25)=2X^2-20X+50 NOW SET THIS =3 \n" ); document.write( "2X^2-20X+50=3 NOW SUBTRACT 3 FROM BOTH SIDES \n" ); document.write( "2X^2-20X+50-3=0 \n" ); document.write( "2X^2-20X+47=0 THIS EQUATION DOESN'T FACTOR NORMALLY THUS WE NEED THE QUADRATIC EQUATION TO FIND THE X VALUES THUS \n" ); document.write( "X=(-B+-SQRT[B^2-4AC])/2A \n" ); document.write( "X=(20+-SQRT[400-4*2*47])/2*2 \n" ); document.write( "X=(20+-SQRT[400-376])/4 \n" ); document.write( "X=(20+-SQRT[24])/4 \n" ); document.write( "X=(20+-4.899)/4 \n" ); document.write( "X=(20+4.899)/4 \n" ); document.write( "X=6.22 SOLUTION \n" ); document.write( "X=(20-4.899)/4 \n" ); document.write( "X=15.101/4 \n" ); document.write( "X=3.77 SOLUTION \n" ); document.write( " \n" ); document.write( " |