Algebra
posted by Sarah .
Factor:
3x^2  27
3x^227=0
27+(3x^227)=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.

X/4+x/5=27