Posted by **Sarah** on Sunday, July 29, 2007 at 9:54pm.

Factor:

3x^2 - 27

3x^2-27=0

27+(3x^2-27)=0+27

3x^2=27

(3x^2)/3=27/3

x^2=9

x=3

Since there is 3x^2, one term must contain 3x and the other x. 27 factors into 3*3*3 or 3*9. With this information, you should be able to factor it yourself.

I hope this helps. Thanks for asking.

- Algebra -
**Anonymous**, Monday, April 15, 2013 at 2:27pm
X/4+x/5=27

## Answer This Question

## Related Questions

- Factor completely - I am to factor this completely and I am stuck. 2r^3 + 8r^2 +...
- Math - 1.3x^2+17x+10 2.5y^8-125 3.a^2-2ab-15b^2 *Please help me.You have to ...
- science help - Two factors which cause global climate change are listed below. ...
- Algebra II - Factor out: 1-125b^3 5b -1 is one of the factors. (Consider that an...
- math,algebra - Can someone explain this to me plese: to factor a number you.... ...
- algebra2 - Solve each of the following quadratic equations. can some explain how...
- Algebra - What constant must we place in the blank below in order to be able to ...
- algebra - Find the factors ab+ 2a +3b +6 First group the terms to get (ab+2a...
- algebra - this is what u do on your first problem....first u take out the ...
- Algebra - x^2+2x-15/4x^2/x^2-25/2x-10 You need to use parentheses to clarify the...

More Related Questions