document.write( "Question 44976: Hi, can someone help me solve these problems, and show me the steps? Thanks.\r
\n" ); document.write( "\n" ); document.write( "1. x^3-x^2-20x=0\r
\n" ); document.write( "\n" ); document.write( "2. 5x^2+3x=2\r
\n" ); document.write( "\n" ); document.write( "3. x(x-5)=36\r
\n" ); document.write( "\n" ); document.write( "This problem is an equation and I have tried to figure out the answer but I'm stuck.
\n" ); document.write( "4. 4a^4b+32ab^4
\n" ); document.write( "

Algebra.Com's Answer #29803 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
1. x^3-x^2-20x=0
\n" ); document.write( "x(x^2-x-20)=0
\n" ); document.write( "x(x-5)(x+4)=0
\n" ); document.write( "x=0 or x=5 or x=-4
\n" ); document.write( "----------------------------
\n" ); document.write( "2. 5x^2+3x=2
\n" ); document.write( "5x^2+3x-2=0
\n" ); document.write( "Use the quadratic formula to get:
\n" ); document.write( "x=[-3+sqrt(9-4*5*2)]/10 or x==[-3-sqrt(9-4*5*2)]/10
\n" ); document.write( "x=[-3+2sqrt10]/10 or x=[-3-2sqrt10]/10
\n" ); document.write( "-------------------------------------
\n" ); document.write( "3. x(x-5)=36
\n" ); document.write( "x^2-5x-36=0
\n" ); document.write( "(X-9)(X+4)=0
\n" ); document.write( "x=9 or x=-4
\n" ); document.write( "-----------------------------------------
\n" ); document.write( "This problem is an equation and I have tried to figure out the answer but I'm stuck.
\n" ); document.write( "4. 4a^4b+32ab^4
\n" ); document.write( "Not an equation as you have posted it.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" ); document.write( "
\n" );