Factor by grouping.
For a polynomial of the form ax2+bx+c, rewrite the middle term as a sum of two terms whose product is a⋅c=8⋅-27=-216 and whose sum is b=-30.
Factor -30 out of -30a.
Rewrite -30 as 6 plus -36
Apply the distributive property.
Factor out the greatest common factor from each group.
Group the first two terms and the last two terms.
Factor out the greatest common factor (GCF) from each group.
Factor the polynomial by factoring out the greatest common factor, 4a+3.
Cancel the common factor of 4a+3.
Cancel the common factor.
Divide 2a-9 by 1.